[0a5b683] | 1 | // |
---|
| 2 | // Cforall Version 1.0.0 Copyright (C) 2016 University of Waterloo |
---|
| 3 | // |
---|
| 4 | // The contents of this file are covered under the licence agreement in the |
---|
| 5 | // file "LICENCE" distributed with Cforall. |
---|
| 6 | // |
---|
| 7 | // math1.c -- |
---|
| 8 | // |
---|
| 9 | // Author : Peter A. Buhr |
---|
| 10 | // Created On : Fri Apr 22 14:59:21 2016 |
---|
| 11 | // Last Modified By : Peter A. Buhr |
---|
| 12 | // Last Modified On : Fri Aug 11 15:16:41 2017 |
---|
| 13 | // Update Count : 84 |
---|
| 14 | // |
---|
| 15 | |
---|
| 16 | #include <fstream> |
---|
| 17 | #include <math> |
---|
| 18 | |
---|
| 19 | int main( void ) { |
---|
| 20 | float f; |
---|
| 21 | double d; |
---|
| 22 | long double l; |
---|
| 23 | |
---|
| 24 | sout | "fmod:" | 5.0F % -2.0F | fmod( 5.0F, -2.0F ) | 5.0D % -2.0D | fmod( 5.0D, -2.0D ) | 5.0L % -2.0L | fmod( 5.0L, -2.0L ) | endl; |
---|
| 25 | sout | "remainder:" | remainder( 2.0F, 3.0F ) | remainder( 2.0D, 3.0D ) | remainder( 2.0L, 3.0L ) | endl; |
---|
| 26 | int quot; |
---|
| 27 | f = remquo( 3.6F, 0.5F, " ); |
---|
| 28 | sout | "remquo:" | quot | f; |
---|
| 29 | d = remquo( 3.6D, 0.5F, " ); |
---|
| 30 | sout | quot | d; |
---|
| 31 | l = remquo( 3.6L, 0.5L, " ); |
---|
| 32 | sout | quot | l | endl; |
---|
| 33 | sout | "div:" | div( 3.6F, 0.5F ) | div( 3.6D, 0.5D ) | div( 3.6L, 0.5L ) | endl; |
---|
| 34 | sout | "fma:" | fma( 3.0F, -1.0F, 1.0F ) | fma( 3.0D, -1.0D, 1.0D ) | fma( 3.0L, -1.0L, , 1.0L ) | endl; |
---|
| 35 | sout | "fdim:" | fdim( 1.0F, -1.0F ) | fdim( 1.0D, -1.0D ) | fdim( 1.0L, -1.0L ) | endl; |
---|
| 36 | sout | "nan:" | (float)nan( "" ) | (double)nan( "" ) | (long double)nan( "" ) | endl; |
---|
| 37 | |
---|
| 38 | //---------------------- Exponential ---------------------- |
---|
| 39 | |
---|
| 40 | sout | "exp:" | exp( 1.0F ) | exp( 1.0D ) | exp( 1.0L ) | exp( 1.0F+1.0FI ) | exp( 1.0D+1.0DI ) | exp( 1.0DL+1.0LI ) | endl; |
---|
| 41 | sout | "exp2:" | exp2( 1.0F ) | exp2( 1.0D ) | exp2( 1.0L ) | endl; |
---|
| 42 | sout | "expm1:" | expm1( 1.0F ) | expm1( 1.0D ) | expm1( 1.0L ) | endl; |
---|
| 43 | sout | "pow:" | pow( 1.0F, 1.0F ) | pow( 1.0D, 1.0D ) | pow( 1.0L, 1.0L ) | pow( 1.0F+1.0FI, 1.0F+1.0FI ) | pow( 1.0D+1.0DI, 1.0D+1.0DI ) | pow( 1.0DL+1.0LI, 1.0DL+1.0LI ) | endl; |
---|
| 44 | |
---|
| 45 | int b = 4; |
---|
| 46 | unsigned int e = 2; |
---|
| 47 | b \= e; |
---|
| 48 | sout | "\\" | b | b \ e | endl; |
---|
| 49 | sout | "\\" | 'a' \ 3u | 2 \ 8u | 4 \ 3u | -4 \ 3u | 4 \ -3 | -4 \ -3 | 4.0 \ 2.1 | (1.0f+2.0fi) \ (3.0f+2.0fi) | endl; |
---|
| 50 | |
---|
| 51 | //---------------------- Logarithm ---------------------- |
---|
| 52 | |
---|
| 53 | sout | "log:" | log( 1.0F ) | log( 1.0D ) | log( 1.0L ) | log( 1.0F+1.0FI ) | log( 1.0D+1.0DI ) | log( 1.0DL+1.0LI ) | endl; |
---|
| 54 | sout | "log2:" | log2( 8.0F ) | log2( 8.0D ) | log2( 8.0L ) | endl; |
---|
| 55 | sout | "log10:" | log10( 100.0F ) | log10( 100.0D ) | log10( 100.0L ) | endl; |
---|
| 56 | sout | "log1p:" | log1p( 1.0F ) | log1p( 1.0D ) | log1p( 1.0L ) | endl; |
---|
| 57 | sout | "ilogb:" | ilogb( 1.0F ) | ilogb( 1.0D ) | ilogb( 1.0L ) | endl; |
---|
| 58 | sout | "logb:" | logb( 8.0F ) | logb( 8.0D ) | logb( 8.0L ) | endl; |
---|
| 59 | |
---|
| 60 | sout | "sqrt:" | sqrt( 1.0F ) | sqrt( 1.0D ) | sqrt( 1.0L ) | sqrt( 1.0F+1.0FI ) | sqrt( 1.0D+1.0DI ) | sqrt( 1.0DL+1.0LI ) | endl; |
---|
| 61 | sout | "cbrt:" | cbrt( 27.0F ) | cbrt( 27.0D ) | cbrt( 27.0L ) | endl; |
---|
| 62 | sout | "hypot:" | hypot( 1.0F, -1.0F ) | hypot( 1.0D, -1.0D ) | hypot( 1.0L, -1.0L ) | endl; |
---|
| 63 | } // main |
---|
| 64 | |
---|
| 65 | // Local Variables: // |
---|
| 66 | // tab-width: 4 // |
---|
| 67 | // compile-command: "cfa math1.c" // |
---|
| 68 | // End: // |
---|