panic: division of zero by zero or infinity by infinity

goroutine 1 [running]:
math/big.(*Float).Quo(0x4000104c98?, 0x4000104d18?, 0x4000104dd8?)
	/usr/local/go/src/math/big/float.go:1660 +0x104
main.solve975E({0x4000028fc0?, 0x18})
	/tmp/cf-worker-3768472357/verifierE.go:156 +0x584
main.main()
	/tmp/cf-worker-3768472357/verifierE.go:257 +0x1ac