@stdlib/math-base-special-cscd
Version:
Compute the cosecant of a degree.
57 lines (51 loc) • 1.15 kB
TypeScript
/*
* @license Apache-2.0
*
* Copyright (c) 2024 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.
*/
// TypeScript Version: 4.1
/**
* Computes the cosecant of a degree.
*
* @param x - input value (in degrees)
* @returns cosecant
*
* @example
* var v = cscd( 30 );
* // returns ~2.0
*
* @example
* var v = cscd( 45 );
* // returns ~1.41
*
* @example
* var v = cscd( 60 );
* // returns ~1.15
*
* @example
* var v = cscd( 90 );
* // returns 1.0
*
* @example
* var v = cscd( 0 );
* // returns Infinity
*
* @example
* var v = cscd( NaN );
* // returns NaN
*/
declare function cscd( x: number ): number;
// EXPORTS //
export = cscd;