The main difference between this and tex is that the surrouding dollar signs aren't there.
i1 : R = ZZ[x] o1 = R o1 : PolynomialRing
i2 : texMath (x-1)^6 o2 = {x}^{6}-6 {x}^{5}+15 {x}^{4}-20 {x}^{3}+15 {x}^{2}-6 x+1 o2 : String
See also TeX and tex.