code: def test_math_gpu(fargs_tests, backend_pair_dtype):
      dims = fargs_tests[0]
      ng, nc = backend_pair_dtype
      dtype = ng.default_dtype
  
      randA = rand_unif(dtype, dims)
      randB = rand_unif(dtype, dims)
  
      compare_helper("+", randA, randB, ng, nc, dtype)
      compare_helper("-", randA, randB, ng, nc, dtype)
      compare_helper("*", randA, randB, ng, nc, dtype)
      compare_helper(">", randA, randB, ng, nc, dtype)
      compare_helper(">=", randA, randB, ng, nc, dtype)
      compare_helper("<", randA, randB, ng, nc, dtype)
      compare_helper("<=", randA, randB, ng, nc, dtype)
  
imports: from __future__ import print_function
  import numpy
  import itertools
  import pytest
  from utils import tensors_allclose, allclose_with_out
label_desc: Use image node_id 15 for calling a global function with example usage: test_math_gpu(fargs_tests, backend_pair_dtype) without return types