Evaluate the cosecant of a number.
var csc = require( '@stdlib/math/base/special/csc' );Evaluates the cosecant of x (in radians).
var v = csc( 0.0 );
// returns Infinity
v = csc( 3.141592653589793/2.0 );
// returns 1.0
v = csc( -3.141592653589793/6.0 );
// returns ~-2.0
v = csc( 3.141592653589793/6.0 );
// returns ~2.0
v = csc( NaN );
// returns NaNvar uniform = require( '@stdlib/random/array/uniform' );
var logEachMap = require( '@stdlib/console/log-each-map' );
var TWO_PI = require( '@stdlib/constants/float64/two-pi' );
var csc = require( '@stdlib/math/base/special/csc' );
var opts = {
'dtype': 'float64'
};
var x = uniform( 100, -TWO_PI, TWO_PI, opts );
logEachMap( 'csc(%0.4f) = %0.4f', x, csc );#include "stdlib/math/base/special/csc.h"Evaluates the cosecant of x (in radians).
double out = stdlib_base_csc( 0.0 );
// returns Infinity
out = stdlib_base_csc( 3.141592653589793 / 2.0 );
// returns 1.0The function accepts the following arguments:
- x:
[in] doubleinput value.
double stdlib_base_csc( const double x );#include "stdlib/math/base/special/csc.h"
#include <stdio.h>
int main( void ) {
const double x[] = { 0.523, 0.785, 1.047, 3.14 };
double y;
int i;
for ( i = 0; i < 4; i++ ) {
y = stdlib_base_csc( x[ i ] );
printf( "csc(%lf) = %lf\n", x[ i ], y );
}
}@stdlib/math/base/special/cot: evaluate the cotangent of a number.@stdlib/math/base/special/sin: compute the sine of a number.