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A-M baby

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Ingy döt Net 2013-04-10 21:29:02 -07:00
parent 764da6cbbb
commit db842d013d
19005 changed files with 197040 additions and 7 deletions
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1
Task/Forward-difference/J/forward-difference-1.j Normal file
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fd=: 2&(-~/\)

1
Task/Forward-difference/J/forward-difference-2.j Normal file
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fd=:}.-}:^:

7
Task/Forward-difference/J/forward-difference-3.j Normal file
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list =: 90 47 58 29 22 32 55 5 55 73 NB. Some numbers
1 fd list
_43 11 _29 _7 10 23 _50 50 18
2 fd list
54 _40 22 17 13 _73 100 _32

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Task/Forward-difference/J/forward-difference-4.j Normal file
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1 2 3 fd list NB. First, second, and third forward differences (simultaneously)
43 _11 29 7 _10 _23 50 _50 _18
54 _40 22 17 13 _73 100 _32 0
94 _62 5 4 86 _173 132 0 0
a: fd list NB. All forward differences
90 47 58 29 22 32 55 5 55 73
43 _11 29 7 _10 _23 50 _50 _18 0
54 _40 22 17 13 _73 100 _32 0 0
94 _62 5 4 86 _173 132 0 0 0
156 _67 1 _82 259 _305 0 0 0 0
223 _68 83 _341 564 0 0 0 0 0
291 _151 424 _905 0 0 0 0 0 0
442 _575 1329 0 0 0 0 0 0 0
1017 _1904 0 0 0 0 0 0 0 0
2921 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0