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< title > Zapiski #3 srečanja programerskega bralnega krožka SICP< / title >
< meta name = "author" content = "Jurij" / >
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< / style >
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< h1 class = "title" > Zapiski #3 srečanja programerskega bralnega krožka SICP< / h1 >
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< h2 id = "org5e882c4" > Teme< / h2 >
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< / div >
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< div id = "outline-container-orgdaeae88" class = "outline-3" >
< h3 id = "orgdaeae88" > Funkcije višjega reda< / h3 >
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< / div >
< / div >
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< div id = "outline-container-org401da87" class = "outline-2" >
< h2 id = "org401da87" > Vaje< / h2 >
< div class = "outline-text-2" id = "text-org401da87" >
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< / div >
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< div id = "outline-container-org91ad66e" class = "outline-3" >
< h3 id = "org91ad66e" > 1.29 Simpsonovo pravilo< / h3 >
< div class = "outline-text-3" id = "text-org91ad66e" >
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0
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< td class = "org-right" > 3.7500000000000004< / td >
< td class = "org-right" > 3.75< / td >
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< h3 id = "org710ddb9" > 1.30 linearen sum< / h3 >
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Rekurzivne procedure:
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0
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3025
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Iterativne procedure:
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result
< span style = "color: #d65d0e;" > (< / span > iter < span style = "color: #458588;" > (< / span > next a< span style = "color: #458588;" > )< / span > < span style = "color: #458588;" > (< / span > + result < span style = "color: #b16286;" > (< / span > term a< span style = "color: #b16286;" > )< / span > < span style = "color: #458588;" > )< / span > < span style = "color: #d65d0e;" > )< / span > < span style = "color: #8ec07c;" > )< / span > < span style = "color: #b16286;" > )< / span >
< span style = "color: #b16286;" > (< / span > iter a 0< span style = "color: #b16286;" > )< / span > < span style = "color: #458588;" > )< / span >
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< span style = "color: #458588;" > (< / span > < span style = "color: #fb4933;" > define< / span > < span style = "color: #b16286;" > (< / span > < span style = "color: #fabd2f;" > cube< / span > n< span style = "color: #b16286;" > )< / span > < span style = "color: #b16286;" > (< / span > * n n n< span style = "color: #b16286;" > )< / span > < span style = "color: #458588;" > )< / span >
< span style = "color: #458588;" > (< / span > < span style = "color: #fb4933;" > define< / span > < span style = "color: #b16286;" > (< / span > < span style = "color: #fabd2f;" > inc< / span > n< span style = "color: #b16286;" > )< / span > < span style = "color: #b16286;" > (< / span > + n 1< span style = "color: #b16286;" > )< / span > < span style = "color: #458588;" > )< / span >
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< span style = "color: #458588;" > (< / span > < span style = "color: #fb4933;" > define< / span > < span style = "color: #b16286;" > (< / span > < span style = "color: #fabd2f;" > sum-cubes-iter< / span > a b< span style = "color: #b16286;" > )< / span >
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< span style = "color: #b16286;" > (< / span > sum-iter cube a inc b< span style = "color: #b16286;" > )< / span > < span style = "color: #458588;" > )< / span >
< span style = "color: #458588;" > (< / span > sum-cubes-iter 1 10< span style = "color: #458588;" > )< / span >
< / pre >
< / div >
< pre class = "example" >
3025
< / pre >
< / div >
< / div >
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< div id = "outline-container-org7e0d0cf" class = "outline-3" >
< h3 id = "org7e0d0cf" > 1.31 Produkt višjega reda< / h3 >
< div class = "outline-text-3" id = "text-org7e0d0cf" >
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< div class = "org-src-container" >
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< pre class = "src src-scheme" > < span style = "color: #458588;" > (< / span > < span style = "color: #fb4933;" > define< / span > < span style = "color: #b16286;" > (< / span > < span style = "color: #fabd2f;" > prod-iter< / span > term a next b< span style = "color: #b16286;" > )< / span >
< span style = "color: #b16286;" > (< / span > < span style = "color: #fb4933;" > define< / span > < span style = "color: #8ec07c;" > (< / span > < span style = "color: #fabd2f;" > iter< / span > a result< span style = "color: #8ec07c;" > )< / span >
< span style = "color: #8ec07c;" > (< / span > < span style = "color: #fb4933;" > if< / span > < span style = "color: #d65d0e;" > (< / span > > a b< span style = "color: #d65d0e;" > )< / span >
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result
< span style = "color: #d65d0e;" > (< / span > iter < span style = "color: #458588;" > (< / span > next a< span style = "color: #458588;" > )< / span > < span style = "color: #458588;" > (< / span > * result < span style = "color: #b16286;" > (< / span > term a< span style = "color: #b16286;" > )< / span > < span style = "color: #458588;" > )< / span > < span style = "color: #d65d0e;" > )< / span > < span style = "color: #8ec07c;" > )< / span > < span style = "color: #b16286;" > )< / span >
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< span style = "color: #b16286;" > (< / span > iter a 1< span style = "color: #b16286;" > )< / span > < span style = "color: #458588;" > )< / span >
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< span style = "color: #458588;" > (< / span > < span style = "color: #fb4933;" > define< / span > < span style = "color: #b16286;" > (< / span > < span style = "color: #fabd2f;" > piblizek< / span > n< span style = "color: #b16286;" > )< / span >
< span style = "color: #b16286;" > (< / span > < span style = "color: #fb4933;" > define< / span > < span style = "color: #8ec07c;" > (< / span > < span style = "color: #fabd2f;" > stevec< / span > m< span style = "color: #8ec07c;" > )< / span >
< span style = "color: #8ec07c;" > (< / span > + m 2< span style = "color: #8ec07c;" > )< / span > < span style = "color: #b16286;" > )< / span >
< span style = "color: #b16286;" > (< / span > * 4 < span style = "color: #8ec07c;" > (< / span > / < span style = "color: #d65d0e;" > (< / span > prod-iter < span style = "color: #458588;" > (< / span > < span style = "color: #fb4933;" > lambda< / span > < span style = "color: #b16286;" > (< / span > a< span style = "color: #b16286;" > )< / span > < span style = "color: #b16286;" > (< / span > * < span style = "color: #8ec07c;" > (< / span > - a 1< span style = "color: #8ec07c;" > )< / span > < span style = "color: #8ec07c;" > (< / span > + a 1< span style = "color: #8ec07c;" > )< / span > < span style = "color: #b16286;" > )< / span > < span style = "color: #458588;" > )< / span >
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3
stevec
n< span style = "color: #d65d0e;" > )< / span >
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< span style = "color: #d65d0e;" > (< / span > prod-iter < span style = "color: #458588;" > (< / span > < span style = "color: #fb4933;" > lambda< / span > < span style = "color: #b16286;" > (< / span > b< span style = "color: #b16286;" > )< / span > < span style = "color: #b16286;" > (< / span > * b b< span style = "color: #b16286;" > )< / span > < span style = "color: #458588;" > )< / span >
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3
stevec
n< span style = "color: #d65d0e;" > )< / span > < span style = "color: #8ec07c;" > )< / span > < span style = "color: #b16286;" > )< / span > < span style = "color: #458588;" > )< / span >
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< span style = "color: #458588;" > (< / span > + < span style = "color: #b16286;" > (< / span > piblizek 10000< span style = "color: #b16286;" > )< / span > 0.0< span style = "color: #458588;" > )< / span >
< / pre >
< / div >
< pre class = "example" >
3.1417497371492673
< / pre >
< / div >
< / div >
< div id = "outline-container-orgd135cab" class = "outline-3" >
< h3 id = "orgd135cab" > 1.32 Akumulator (reduce funkcija)< / h3 >
< div class = "outline-text-3" id = "text-orgd135cab" >
< div class = "org-src-container" >
< pre class = "src src-scheme" > < span style = "color: #458588;" > (< / span > < span style = "color: #fb4933;" > define< / span > < span style = "color: #b16286;" > (< / span > < span style = "color: #fabd2f;" > accumulate< / span > combiner null-value term a next b< span style = "color: #b16286;" > )< / span >
< span style = "color: #b16286;" > (< / span > < span style = "color: #fb4933;" > if< / span > < span style = "color: #8ec07c;" > (< / span > > a b< span style = "color: #8ec07c;" > )< / span >
null-value
< span style = "color: #8ec07c;" > (< / span > combiner < span style = "color: #d65d0e;" > (< / span > term a< span style = "color: #d65d0e;" > )< / span > < span style = "color: #d65d0e;" > (< / span > accumulate combiner null-value term < span style = "color: #458588;" > (< / span > next a< span style = "color: #458588;" > )< / span > next b< span style = "color: #d65d0e;" > )< / span > < span style = "color: #8ec07c;" > )< / span > < span style = "color: #b16286;" > )< / span > < span style = "color: #458588;" > )< / span >
< span style = "color: #458588;" > (< / span > < span style = "color: #fb4933;" > define< / span > < span style = "color: #b16286;" > (< / span > < span style = "color: #fabd2f;" > sum< / span > term a next b< span style = "color: #b16286;" > )< / span >
< span style = "color: #b16286;" > (< / span > accumulate + 0 term a next b< span style = "color: #b16286;" > )< / span > < span style = "color: #458588;" > )< / span >
< span style = "color: #458588;" > (< / span > < span style = "color: #fb4933;" > define< / span > < span style = "color: #b16286;" > (< / span > < span style = "color: #fabd2f;" > cube< / span > n< span style = "color: #b16286;" > )< / span > < span style = "color: #b16286;" > (< / span > * n n n< span style = "color: #b16286;" > )< / span > < span style = "color: #458588;" > )< / span >
< span style = "color: #458588;" > (< / span > < span style = "color: #fb4933;" > define< / span > < span style = "color: #b16286;" > (< / span > < span style = "color: #fabd2f;" > sum-cubes< / span > a b< span style = "color: #b16286;" > )< / span > < span style = "color: #b16286;" > (< / span > sum cube a < span style = "color: #8ec07c;" > (< / span > < span style = "color: #fb4933;" > lambda< / span > < span style = "color: #d65d0e;" > (< / span > n< span style = "color: #d65d0e;" > )< / span > < span style = "color: #d65d0e;" > (< / span > + n 1< span style = "color: #d65d0e;" > )< / span > < span style = "color: #8ec07c;" > )< / span > b< span style = "color: #b16286;" > )< / span > < span style = "color: #458588;" > )< / span >
< span style = "color: #458588;" > (< / span > < span style = "color: #fb4933;" > define< / span > < span style = "color: #b16286;" > (< / span > < span style = "color: #fabd2f;" > prod< / span > term a next b< span style = "color: #b16286;" > )< / span >
< span style = "color: #b16286;" > (< / span > accumulate * 1 term a next b< span style = "color: #b16286;" > )< / span > < span style = "color: #458588;" > )< / span >
< span style = "color: #458588;" > (< / span > < span style = "color: #fb4933;" > define< / span > < span style = "color: #b16286;" > (< / span > < span style = "color: #fabd2f;" > piblizek< / span > n< span style = "color: #b16286;" > )< / span >
< span style = "color: #b16286;" > (< / span > < span style = "color: #fb4933;" > define< / span > < span style = "color: #8ec07c;" > (< / span > < span style = "color: #fabd2f;" > stevec< / span > m< span style = "color: #8ec07c;" > )< / span >
< span style = "color: #8ec07c;" > (< / span > + m 2< span style = "color: #8ec07c;" > )< / span > < span style = "color: #b16286;" > )< / span >
< span style = "color: #b16286;" > (< / span > * 4 < span style = "color: #8ec07c;" > (< / span > / < span style = "color: #d65d0e;" > (< / span > prod < span style = "color: #458588;" > (< / span > < span style = "color: #fb4933;" > lambda< / span > < span style = "color: #b16286;" > (< / span > a< span style = "color: #b16286;" > )< / span > < span style = "color: #b16286;" > (< / span > * < span style = "color: #8ec07c;" > (< / span > - a 1< span style = "color: #8ec07c;" > )< / span > < span style = "color: #8ec07c;" > (< / span > + a 1< span style = "color: #8ec07c;" > )< / span > < span style = "color: #b16286;" > )< / span > < span style = "color: #458588;" > )< / span >
3
stevec
n< span style = "color: #d65d0e;" > )< / span >
< span style = "color: #d65d0e;" > (< / span > prod < span style = "color: #458588;" > (< / span > < span style = "color: #fb4933;" > lambda< / span > < span style = "color: #b16286;" > (< / span > b< span style = "color: #b16286;" > )< / span > < span style = "color: #b16286;" > (< / span > * b b< span style = "color: #b16286;" > )< / span > < span style = "color: #458588;" > )< / span >
3
stevec
n< span style = "color: #d65d0e;" > )< / span > < span style = "color: #8ec07c;" > )< / span > < span style = "color: #b16286;" > )< / span > < span style = "color: #458588;" > )< / span >
< span style = "color: #458588;" > (< / span > list < span style = "color: #b16286;" > (< / span > sum-cubes 1 10< span style = "color: #b16286;" > )< / span > < span style = "color: #b16286;" > (< / span > + < span style = "color: #8ec07c;" > (< / span > piblizek 10000< span style = "color: #8ec07c;" > )< / span > 0.0< span style = "color: #b16286;" > )< / span > < span style = "color: #458588;" > )< / span >
< / pre >
< / div >
< table border = "2" cellspacing = "0" cellpadding = "6" rules = "groups" frame = "hsides" >
< colgroup >
< col class = "org-right" / >
< col class = "org-right" / >
< / colgroup >
< tbody >
< tr >
< td class = "org-right" > 3025< / td >
< td class = "org-right" > 3.1417497371492673< / td >
< / tr >
< / tbody >
< / table >
< / div >
< / div >
< div id = "outline-container-orgacc9e22" class = "outline-3" >
< h3 id = "orgacc9e22" > 1.32b Akumulator iterativno (reduce funkcija)< / h3 >
< div class = "outline-text-3" id = "text-orgacc9e22" >
< div class = "org-src-container" >
< pre class = "src src-scheme" > < span style = "color: #458588;" > (< / span > < span style = "color: #fb4933;" > define< / span > < span style = "color: #b16286;" > (< / span > < span style = "color: #fabd2f;" > accumulate-iter< / span > combiner null-value term a next b< span style = "color: #b16286;" > )< / span >
< span style = "color: #b16286;" > (< / span > < span style = "color: #fb4933;" > define< / span > < span style = "color: #8ec07c;" > (< / span > < span style = "color: #fabd2f;" > combine< / span > a combination< span style = "color: #8ec07c;" > )< / span >
< span style = "color: #8ec07c;" > (< / span > < span style = "color: #fb4933;" > if< / span > < span style = "color: #d65d0e;" > (< / span > > a b< span style = "color: #d65d0e;" > )< / span >
combination
< span style = "color: #d65d0e;" > (< / span > combine < span style = "color: #458588;" > (< / span > next a< span style = "color: #458588;" > )< / span > < span style = "color: #458588;" > (< / span > combiner combination < span style = "color: #b16286;" > (< / span > term a< span style = "color: #b16286;" > )< / span > < span style = "color: #458588;" > )< / span > < span style = "color: #d65d0e;" > )< / span > < span style = "color: #8ec07c;" > )< / span > < span style = "color: #b16286;" > )< / span >
< span style = "color: #b16286;" > (< / span > combine a null-value< span style = "color: #b16286;" > )< / span > < span style = "color: #458588;" > )< / span >
< span style = "color: #458588;" > (< / span > < span style = "color: #fb4933;" > define< / span > < span style = "color: #b16286;" > (< / span > < span style = "color: #fabd2f;" > sum< / span > term a next b< span style = "color: #b16286;" > )< / span >
< span style = "color: #b16286;" > (< / span > accumulate-iter + 0 term a next b< span style = "color: #b16286;" > )< / span > < span style = "color: #458588;" > )< / span >
< span style = "color: #458588;" > (< / span > < span style = "color: #fb4933;" > define< / span > < span style = "color: #b16286;" > (< / span > < span style = "color: #fabd2f;" > cube< / span > n< span style = "color: #b16286;" > )< / span > < span style = "color: #b16286;" > (< / span > * n n n< span style = "color: #b16286;" > )< / span > < span style = "color: #458588;" > )< / span >
< span style = "color: #458588;" > (< / span > < span style = "color: #fb4933;" > define< / span > < span style = "color: #b16286;" > (< / span > < span style = "color: #fabd2f;" > sum-cubes< / span > a b< span style = "color: #b16286;" > )< / span > < span style = "color: #b16286;" > (< / span > sum cube a < span style = "color: #8ec07c;" > (< / span > < span style = "color: #fb4933;" > lambda< / span > < span style = "color: #d65d0e;" > (< / span > n< span style = "color: #d65d0e;" > )< / span > < span style = "color: #d65d0e;" > (< / span > + n 1< span style = "color: #d65d0e;" > )< / span > < span style = "color: #8ec07c;" > )< / span > b< span style = "color: #b16286;" > )< / span > < span style = "color: #458588;" > )< / span >
< span style = "color: #458588;" > (< / span > < span style = "color: #fb4933;" > define< / span > < span style = "color: #b16286;" > (< / span > < span style = "color: #fabd2f;" > prod< / span > term a next b< span style = "color: #b16286;" > )< / span >
< span style = "color: #b16286;" > (< / span > accumulate-iter * 1 term a next b< span style = "color: #b16286;" > )< / span > < span style = "color: #458588;" > )< / span >
< span style = "color: #458588;" > (< / span > < span style = "color: #fb4933;" > define< / span > < span style = "color: #b16286;" > (< / span > < span style = "color: #fabd2f;" > piblizek< / span > n< span style = "color: #b16286;" > )< / span >
< span style = "color: #b16286;" > (< / span > < span style = "color: #fb4933;" > define< / span > < span style = "color: #8ec07c;" > (< / span > < span style = "color: #fabd2f;" > stevec< / span > m< span style = "color: #8ec07c;" > )< / span >
< span style = "color: #8ec07c;" > (< / span > + m 2< span style = "color: #8ec07c;" > )< / span > < span style = "color: #b16286;" > )< / span >
< span style = "color: #b16286;" > (< / span > * 4 < span style = "color: #8ec07c;" > (< / span > / < span style = "color: #d65d0e;" > (< / span > prod < span style = "color: #458588;" > (< / span > < span style = "color: #fb4933;" > lambda< / span > < span style = "color: #b16286;" > (< / span > a< span style = "color: #b16286;" > )< / span > < span style = "color: #b16286;" > (< / span > * < span style = "color: #8ec07c;" > (< / span > - a 1< span style = "color: #8ec07c;" > )< / span > < span style = "color: #8ec07c;" > (< / span > + a 1< span style = "color: #8ec07c;" > )< / span > < span style = "color: #b16286;" > )< / span > < span style = "color: #458588;" > )< / span >
3
stevec
n< span style = "color: #d65d0e;" > )< / span >
< span style = "color: #d65d0e;" > (< / span > prod < span style = "color: #458588;" > (< / span > < span style = "color: #fb4933;" > lambda< / span > < span style = "color: #b16286;" > (< / span > b< span style = "color: #b16286;" > )< / span > < span style = "color: #b16286;" > (< / span > * b b< span style = "color: #b16286;" > )< / span > < span style = "color: #458588;" > )< / span >
3
stevec
n< span style = "color: #d65d0e;" > )< / span > < span style = "color: #8ec07c;" > )< / span > < span style = "color: #b16286;" > )< / span > < span style = "color: #458588;" > )< / span >
< span style = "color: #458588;" > (< / span > list < span style = "color: #b16286;" > (< / span > sum-cubes 1 10< span style = "color: #b16286;" > )< / span > < span style = "color: #b16286;" > (< / span > + < span style = "color: #8ec07c;" > (< / span > piblizek 10000< span style = "color: #8ec07c;" > )< / span > 0.0< span style = "color: #b16286;" > )< / span > < span style = "color: #458588;" > )< / span >
< / pre >
< / div >
< table border = "2" cellspacing = "0" cellpadding = "6" rules = "groups" frame = "hsides" >
< colgroup >
< col class = "org-right" / >
< col class = "org-right" / >
< / colgroup >
< tbody >
< tr >
< td class = "org-right" > 3025< / td >
< td class = "org-right" > 3.1417497371492673< / td >
< / tr >
< / tbody >
< / table >
< / div >
< / div >
< div id = "outline-container-org8780c88" class = "outline-3" >
< h3 id = "org8780c88" > 1.33 filtriran akumulator< / h3 >
< div class = "outline-text-3" id = "text-org8780c88" >
< / div >
< div id = "outline-container-orgd3eb7fb" class = "outline-4" >
< h4 id = "orgd3eb7fb" > a) vsota kvadratov praštevil med a in b< / h4 >
< div class = "outline-text-4" id = "text-orgd3eb7fb" >
< div class = "org-src-container" >
< pre class = "src src-scheme" > < span style = "color: #458588;" > (< / span > < span style = "color: #fb4933;" > define< / span > < span style = "color: #b16286;" > (< / span > < span style = "color: #fabd2f;" > accumulate-filter< / span > combiner null-value term a next b predikat?< span style = "color: #b16286;" > )< / span >
< span style = "color: #b16286;" > (< / span > < span style = "color: #fb4933;" > if< / span > < span style = "color: #8ec07c;" > (< / span > > a b< span style = "color: #8ec07c;" > )< / span >
null-value
< span style = "color: #8ec07c;" > (< / span > < span style = "color: #fb4933;" > if< / span > < span style = "color: #d65d0e;" > (< / span > predikat? a< span style = "color: #d65d0e;" > )< / span >
< span style = "color: #d65d0e;" > (< / span > combiner < span style = "color: #458588;" > (< / span > term a< span style = "color: #458588;" > )< / span > < span style = "color: #458588;" > (< / span > accumulate-filter combiner null-value term < span style = "color: #b16286;" > (< / span > next a< span style = "color: #b16286;" > )< / span > next b predikat?< span style = "color: #458588;" > )< / span > < span style = "color: #d65d0e;" > )< / span >
< span style = "color: #d65d0e;" > (< / span > accumulate-filter combiner null-value term < span style = "color: #458588;" > (< / span > next a< span style = "color: #458588;" > )< / span > next b predikat?< span style = "color: #d65d0e;" > )< / span > < span style = "color: #8ec07c;" > )< / span > < span style = "color: #b16286;" > )< / span > < span style = "color: #458588;" > )< / span >
< span style = "color: #458588;" > (< / span > < span style = "color: #fb4933;" > define< / span > < span style = "color: #b16286;" > (< / span > < span style = "color: #fabd2f;" > je-prastevilo?< / span > a< span style = "color: #b16286;" > )< / span >
< span style = "color: #b16286;" > (< / span > < span style = "color: #fb4933;" > define< / span > < span style = "color: #8ec07c;" > (< / span > < span style = "color: #fabd2f;" > preveri-prastevilo?< / span > x a< span style = "color: #8ec07c;" > )< / span >
< span style = "color: #8ec07c;" > (< / span > < span style = "color: #fb4933;" > if< / span > < span style = "color: #d65d0e;" > (< / span > > x < span style = "color: #458588;" > (< / span > / a 2< span style = "color: #458588;" > )< / span > < span style = "color: #d65d0e;" > )< / span >
#t
< span style = "color: #d65d0e;" > (< / span > < span style = "color: #fb4933;" > and< / span > < span style = "color: #458588;" > (< / span > not < span style = "color: #b16286;" > (< / span > integer? < span style = "color: #8ec07c;" > (< / span > / a x< span style = "color: #8ec07c;" > )< / span > < span style = "color: #b16286;" > )< / span > < span style = "color: #458588;" > )< / span >
< span style = "color: #458588;" > (< / span > preveri-prastevilo? < span style = "color: #b16286;" > (< / span > + x 1< span style = "color: #b16286;" > )< / span > a< span style = "color: #458588;" > )< / span > < span style = "color: #d65d0e;" > )< / span > < span style = "color: #8ec07c;" > )< / span > < span style = "color: #b16286;" > )< / span >
< span style = "color: #b16286;" > (< / span > preveri-prastevilo? 2 a< span style = "color: #b16286;" > )< / span > < span style = "color: #458588;" > )< / span >
< span style = "color: #7c6f64;" > ;; < / span > < span style = "color: #7c6f64;" > (vsota kvadratov praš tevil med 1 in 12 je 209)< / span >
< span style = "color: #458588;" > (< / span > = < span style = "color: #b16286;" > (< / span > accumulate-filter + 0 < span style = "color: #8ec07c;" > (< / span > < span style = "color: #fb4933;" > lambda< / span > < span style = "color: #d65d0e;" > (< / span > n< span style = "color: #d65d0e;" > )< / span > < span style = "color: #d65d0e;" > (< / span > * n n< span style = "color: #d65d0e;" > )< / span > < span style = "color: #8ec07c;" > )< / span > 1 < span style = "color: #8ec07c;" > (< / span > < span style = "color: #fb4933;" > lambda< / span > < span style = "color: #d65d0e;" > (< / span > n< span style = "color: #d65d0e;" > )< / span > < span style = "color: #d65d0e;" > (< / span > + n 1< span style = "color: #d65d0e;" > )< / span > < span style = "color: #8ec07c;" > )< / span > 12 je-prastevilo?< span style = "color: #b16286;" > )< / span >
209< span style = "color: #458588;" > )< / span >
< / pre >
< / div >
< / div >
< / div >
< div id = "outline-container-orga117f13" class = "outline-4" >
< h4 id = "orga117f13" > a) produkt vseh naravnih števil manjših od n ki so "relativno pra-n" (torej si z n ne delijo skupnega delitelja razen n)< / h4 >
< div class = "outline-text-4" id = "text-orga117f13" >
< div class = "org-src-container" >
< pre class = "src src-scheme" > < span style = "color: #458588;" > (< / span > < span style = "color: #fb4933;" > define< / span > < span style = "color: #b16286;" > (< / span > < span style = "color: #fabd2f;" > accumulate-filter< / span > combiner null-value term a next b predikat?< span style = "color: #b16286;" > )< / span >
< span style = "color: #b16286;" > (< / span > < span style = "color: #fb4933;" > if< / span > < span style = "color: #8ec07c;" > (< / span > > a b< span style = "color: #8ec07c;" > )< / span >
null-value
< span style = "color: #8ec07c;" > (< / span > < span style = "color: #fb4933;" > if< / span > < span style = "color: #d65d0e;" > (< / span > predikat? a< span style = "color: #d65d0e;" > )< / span >
< span style = "color: #d65d0e;" > (< / span > combiner < span style = "color: #458588;" > (< / span > term a< span style = "color: #458588;" > )< / span > < span style = "color: #458588;" > (< / span > accumulate-filter combiner null-value term < span style = "color: #b16286;" > (< / span > next a< span style = "color: #b16286;" > )< / span > next b predikat?< span style = "color: #458588;" > )< / span > < span style = "color: #d65d0e;" > )< / span >
< span style = "color: #d65d0e;" > (< / span > accumulate-filter combiner null-value term < span style = "color: #458588;" > (< / span > next a< span style = "color: #458588;" > )< / span > next b predikat?< span style = "color: #d65d0e;" > )< / span > < span style = "color: #8ec07c;" > )< / span > < span style = "color: #b16286;" > )< / span > < span style = "color: #458588;" > )< / span >
< span style = "color: #458588;" > (< / span > < span style = "color: #fb4933;" > define< / span > < span style = "color: #b16286;" > (< / span > < span style = "color: #fabd2f;" > id< / span > a< span style = "color: #b16286;" > )< / span > a< span style = "color: #458588;" > )< / span >
< span style = "color: #458588;" > (< / span > < span style = "color: #fb4933;" > define< / span > < span style = "color: #b16286;" > (< / span > < span style = "color: #fabd2f;" > inc< / span > a< span style = "color: #b16286;" > )< / span > < span style = "color: #b16286;" > (< / span > + a 1< span style = "color: #b16286;" > )< / span > < span style = "color: #458588;" > )< / span >
< span style = "color: #458588;" > (< / span > < span style = "color: #fb4933;" > define< / span > < span style = "color: #b16286;" > (< / span > < span style = "color: #fabd2f;" > IN< / span > a b< span style = "color: #b16286;" > )< / span > < span style = "color: #b16286;" > (< / span > < span style = "color: #fb4933;" > and< / span > a b< span style = "color: #b16286;" > )< / span > < span style = "color: #458588;" > )< / span >
< span style = "color: #458588;" > (< / span > < span style = "color: #fb4933;" > define< / span > < span style = "color: #b16286;" > (< / span > < span style = "color: #fabd2f;" > relativni-prastevili?< / span > a b< span style = "color: #b16286;" > )< / span >
< span style = "color: #b16286;" > (< / span > accumulate-filter IN #t < span style = "color: #8ec07c;" > (< / span > < span style = "color: #fb4933;" > lambda< / span > < span style = "color: #d65d0e;" > (< / span > x< span style = "color: #d65d0e;" > )< / span > < span style = "color: #d65d0e;" > (< / span > < span style = "color: #fb4933;" > and< / span > < span style = "color: #458588;" > (< / span > not < span style = "color: #b16286;" > (< / span > integer? < span style = "color: #8ec07c;" > (< / span > / a x< span style = "color: #8ec07c;" > )< / span > < span style = "color: #b16286;" > )< / span > < span style = "color: #458588;" > )< / span >
< span style = "color: #458588;" > (< / span > not < span style = "color: #b16286;" > (< / span > integer? < span style = "color: #8ec07c;" > (< / span > / b x< span style = "color: #8ec07c;" > )< / span > < span style = "color: #b16286;" > )< / span > < span style = "color: #458588;" > )< / span > < span style = "color: #d65d0e;" > )< / span > < span style = "color: #8ec07c;" > )< / span >
2 inc a id< span style = "color: #b16286;" > )< / span > < span style = "color: #458588;" > )< / span >
< span style = "color: #458588;" > (< / span > < span style = "color: #fb4933;" > define< / span > < span style = "color: #b16286;" > (< / span > < span style = "color: #fabd2f;" > produkt-relativnih-prastevil< / span > n< span style = "color: #b16286;" > )< / span >
< span style = "color: #b16286;" > (< / span > accumulate-filter * 1 id 1 inc n < span style = "color: #8ec07c;" > (< / span > < span style = "color: #fb4933;" > lambda< / span > < span style = "color: #d65d0e;" > (< / span > x< span style = "color: #d65d0e;" > )< / span > < span style = "color: #d65d0e;" > (< / span > relativni-prastevili? x n< span style = "color: #d65d0e;" > )< / span > < span style = "color: #8ec07c;" > )< / span > < span style = "color: #b16286;" > )< / span > < span style = "color: #458588;" > )< / span >
< span style = "color: #458588;" > (< / span > produkt-relativnih-prastevil 9< span style = "color: #458588;" > )< / span >
2024-05-29 21:56:50 +02:00
< / pre >
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< p >
2024-06-12 19:35:40 +02:00
TODO popravi!! ^
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< / p >
< / div >
< / div >
< / div >
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< / div >
< div id = "postamble" class = "status" >
< p class = "author" > Author: Jurij< / p >
< p class = "date" > Created: 2024-06-12 sre 19:35< / p >
< p class = "validation" > < a href = "https://validator.w3.org/check?uri=referer" > Validate< / a > < / p >
< / div >
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< / body >
< / html >
