func math/big.karatsubaSqr

5 uses

	math/big (current package)
		nat.go#L513: func karatsubaSqr(z, x nat) {
		nat.go#L524: 	karatsubaSqr(z, x0)
		nat.go#L525: 	karatsubaSqr(z[n:], x1)
		nat.go#L534: 	karatsubaSqr(p, xd)
		nat.go#L587: 	karatsubaSqr(z, x0) // z = x0^2