factorials
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factorials [2014/04/08 01:56] 127.0.0.1 external edit |
factorials [2014/05/24 04:34] (current) Jay.Tanner.x@PHPScienceLabs.us |
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| ~~NOCACHE~~ | ~~NOCACHE~~ | ||
| ~~DISCUSSION:off~~ | ~~DISCUSSION:off~~ | ||
| - | Back to: **[[Arbitrary-Precision Math]]** | + | Back to: **[[INDEX]]** | **[[Arbitrary-Precision Math]]** |
| ----- | ----- | ||
| =====Factorials===== | =====Factorials===== | ||
| Line 90: | Line 90: | ||
| // Print out the computed table. | // Print out the computed table. | ||
| - | print "<b><pre>\nN N!\n$FactorialTable</pre></b>\n<br><br><br>"; | + | print "<b><pre>\nN N!\n$FactorialTable</pre></b>\n"; |
| - | + | ||
| - | + | ||
| - | // =========================================================== | + | |
| - | function bcN_Factorial ($N=0) | + | |
| - | { | + | |
| - | $n = bcadd($N, 0); | + | |
| - | + | ||
| - | if (!is_numeric($n) or $n < 0 or $n > 9999) {return FALSE;} | + | |
| - | + | ||
| - | $P=1; for ($i=1; $i <= $n; $i++) {$P = bcmul($P, $i);} | + | |
| - | + | ||
| - | return $P; | + | |
| - | } | + | |
| ?> | ?> | ||
| Line 136: | Line 123: | ||
| // Print out the computed table. | // Print out the computed table. | ||
| - | print "<b><pre>\nN N!\n$out</pre></b>\n<br><br><br>"; | + | print "<b><pre>\nN N!\n$out</pre></b>\n"; |
| - | |||
| - | function bcN_Factorial ($N=0) | ||
| - | { | ||
| - | if (!is_numeric($N) or $N < 0 or $N > 9999) {return FALSE;} | ||
| - | |||
| - | $n = bcadd($N, 0); | ||
| - | |||
| - | $P=1; for ($i=1; $i <= $n; $i++) {$P = bcmul($P, $i);} | ||
| - | |||
| - | return $P; | ||
| - | } | ||
| </php> | </php> | ||
| - | **By examining the above table, you can see how rapidly the values of factorials increase.** | + | **By examining the above table, one can see how rapidly the values of factorials increase.** |
| \\ \\ | \\ \\ | ||
factorials.1396936563.txt.gz · Last modified: 2014/04/12 10:11 (external edit)
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