Method asin

src/main/java/field/linalg/BaseMath.java:61–63

Input-checking inverse sine. Clamps the input to the domain of acos [-1..1] before evaluating, instead of returning a silent NaN like java.lang.Math.asin. Useful when there's a fear of rounding errors pushing the arg beyond 1 or -1.

(double sin_theta)

	 * rounding errors pushing the arg beyond 1 or -1.
	 */
	public static final double asin(double sin_theta) {
		return Math.asin(clamp(sin_theta, -1.0, 1.0));
	}

	/**
	 * a sign safe version of pow, _always_ monotically increasing for positive pow