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