const math.e3

2 uses

	math (current package)
		erfinv.go#L54: 	e3 = 2.96560571828504891230e-1
		erfinv.go#L106: 			z1 = ((((((e7*r+e6)*r+e5)*r+e4)*r+e3)*r+e2)*r+e1)*r + e0