278
278
self.assertEqual(str(mff3), '(x/y)/((x/y)/(x/%s))' % f_3)
280
280
# Use p1 as a base expression for Symbol
281
s3 = Symbol(format["cos"](p1), CONST, p1, 1)
281
s3 = Symbol(format["cos"], CONST, p1, 1)
282
282
self.assertEqual(str(s3), 'std::cos(%s*x*y)' % f_3)
283
283
self.assertEqual(s3.ops(), 3)