func math/big.karatsubaSqr

5 uses

	math/big (current package)
		nat.go#L522: func karatsubaSqr(z, x nat) {
		nat.go#L533: 	karatsubaSqr(z, x0)
		nat.go#L534: 	karatsubaSqr(z[n:], x1)
		nat.go#L543: 	karatsubaSqr(p, xd)
		nat.go#L596: 	karatsubaSqr(z, x0) // z = x0^2