Engel expansion: Difference between revisions
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m (→{{header|J}}: more idomatic J) |
SqrtNegInf (talk | contribs) m (→{{header|Perl}}: count of terms in expansion) |
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say "Rational number: " . abbr $rat->as_float($p); |
say "Rational number: " . abbr $rat->as_float($p); |
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my $terms = join ' ', my @expanded = to_engel $rat; |
my $terms = join ' ', my @expanded = to_engel $rat; |
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say "Engel expansion: " . (length($terms) > 100 ? $terms =~ s/^(.{90}\S*).*$/$1/r . '...' : $terms); |
say "Engel expansion: " . (length($terms) > 100 ? $terms =~ s/^(.{90}\S*).*$/$1/r . '... (' . +@expanded . ' terms)' : $terms); |
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say " Converted back: " . abbr from_engel(@expanded)->as_float($p); |
say " Converted back: " . abbr from_engel(@expanded)->as_float($p); |
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say ''; |
say ''; |
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Rational number: 3.1415926535897932384626433832..081284811174502841027019385211 (177 digits) |
Rational number: 3.1415926535897932384626433832..081284811174502841027019385211 (177 digits) |
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Engel expansion: 1 1 1 8 8 17 19 300 1991 2492 7236 10586 34588 63403 70637 1236467 5417668 5515697 5633167... |
Engel expansion: 1 1 1 8 8 17 19 300 1991 2492 7236 10586 34588 63403 70637 1236467 5417668 5515697 5633167... (231 terms) |
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Converted back: 3.1415926535897932384626433832..081284811174502841027019385211 (177 digits) |
Converted back: 3.1415926535897932384626433832..081284811174502841027019385211 (177 digits) |
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Rational number: 2.7182818284590452353602874713..035354759457138217852516642743 (103 digits) |
Rational number: 2.7182818284590452353602874713..035354759457138217852516642743 (103 digits) |
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Engel expansion: 1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33... |
Engel expansion: 1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33... (150 terms) |
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Converted back: 2.7182818284590452353602874713..035354759457138217852516642743 (103 digits) |
Converted back: 2.7182818284590452353602874713..035354759457138217852516642743 (103 digits) |
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Rational number: 1.4142135623730950488016887242..999358314132226659275055927558 (180 digits) |
Rational number: 1.4142135623730950488016887242..999358314132226659275055927558 (180 digits) |
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Engel expansion: 1 3 5 5 16 18 78 102 120 144 251 363 1402 31169 88630 184655 259252 298770 4196070 38538874... |
Engel expansion: 1 3 5 5 16 18 78 102 120 144 251 363 1402 31169 88630 184655 259252 298770 4196070 38538874... (185 terms) |
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Converted back: 1.4142135623730950488016887242..999358314132226659275055927558 (180 digits)</pre> |
Converted back: 1.4142135623730950488016887242..999358314132226659275055927558 (180 digits)</pre> |
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