Press n or j to go to the next uncovered block, b, p or k for the previous block.
| 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 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 | 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x | /**
* @license Apache-2.0
*
* Copyright (c) 2021 The Stdlib Authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
'use strict';
// MODULES //
var Complex64 = require( '@stdlib/complex/float32/ctor' );
var isNegativeZerof = require( '@stdlib/math/base/assert/is-negative-zerof' );
var realf = require( '@stdlib/complex/float32/real' );
var imagf = require( '@stdlib/complex/float32/imag' );
// MAIN //
/**
* Returns a single-precision complex floating-point number with the same magnitude as `z` and the sign of `y*z`.
*
* @param {Complex64} z - complex number
* @param {number} y - number from which to derive the sign
* @returns {Complex64} result
*
* @example
* var Complex64 = require( '@stdlib/complex/float32/ctor' );
*
* var v = cflipsignf( new Complex64( -4.0, 5.0 ), -55.0 );
* // returns <Complex64>[ 4.0, -5.0 ]
*/
function cflipsignf( z, y ) {
var re = realf( z );
var im = imagf( z );
if ( y < 0 || isNegativeZerof( y ) ) {
re = -re;
im = -im;
}
return new Complex64( re, im );
}
// EXPORTS //
module.exports = cflipsignf;
|