From: Formation mechanism of copper-gilded coronet ornaments excavated from a Sui or early Tang tomb situated in Xi’an, Shaanxi
x
erf(x)
erfc(x)
0.00
0.000000000000
….
1.16
0.899096168851
0.100903831149
1.17
0.902000369835
0.097999630165
1.18
0.904837401978
0.095162598022