isnumeral        3484 host/minilua.c if(!isnumeral(e1)||!isnumeral(e2))return 0;
isnumeral        3543 host/minilua.c if(!isnumeral(e))
isnumeral        3573 host/minilua.c if(!isnumeral(v))luaK_exp2RK(fs,v);