func (v Vec) ApproxEpsilon(v2 Vec, threshold float64) bool {
	if !f64.ApproxEpsilon(v.X, v2.X, threshold) {
		return false
	}
	if !f64.ApproxEpsilon(v.Y, v2.Y, threshold) {
		return false
	}
	return true
}
func (v Vec) ApproxEpsilon(v2 Vec, threshold float64) bool {
	if !f64.ApproxEpsilon(v.X, v2.X, threshold) {
		return false
	}
	if !f64.ApproxEpsilon(v.Y, v2.Y, threshold) {
		return false
	}
	return true
}
func ( v Vec ) ApproxEpsilon ( v2 Vec , threshold float64 ) bool { if ! f64 . ApproxEpsilon ( v . X , v2 . X , threshold ) { return false } if ! f64 . ApproxEpsilon ( v . Y , v2 . Y , threshold ) { return false } return true }
// ApproxEpsilon reports wether v2 is approximately equal to v, using provided
// epsilon value.
//
// Element-wise approximation uses f64.ApproxEpsilon()
ApproxEpsilon reports wether v2 is approximately equal to v using provided epsilon value . Element - wise approximation uses f64 . ApproxEpsilon ()