const math.rb2

3 uses

	math (current package)
		erf.go#L168: 	rb2 = -1.77579549177547519889e+01 // 0xC031C209555F995A
		erf.go#L256: 		R = rb0 + s*(rb1+s*(rb2+s*(rb3+s*(rb4+s*(rb5+s*rb6)))))
		erf.go#L337: 			R = rb0 + s*(rb1+s*(rb2+s*(rb3+s*(rb4+s*(rb5+s*rb6)))))