func math/rand.New

4 uses

	math/rand (current package)
		rand.go#L78: func New(src Source) *Rand {
		rand.go#L327: 		r = New(new(lockedSource))
		rand.go#L412: 	r := New(new(lockedSource))

	math/big
		prime.go#L93: 	rand := rand.New(rand.NewSource(int64(n[0])))