promql/functions.go
func funcSqrt(vals []Value, args Expressions, enh *EvalNodeHelper) Vector {
	return simpleFunc(vals, enh, math.Sqrt)
}
func funcSqrt(vals []Value, args Expressions, enh *EvalNodeHelper) Vector {
	return simpleFunc(vals, enh, math.Sqrt)
}
func funcSqrt ( vals [ ] Value , args Expressions , enh * EvalNodeHelper ) Vector { return simpleFunc ( vals , enh , math . Sqrt ) }
// === sqrt(Vector VectorNode) Vector ===
=== sqrt ( Vector VectorNode ) Vector ===