return is_Conv(small) && get_Conv_op(small) == large
&& get_mode_size_bytes(sm) < get_mode_size_bytes(lm)
&& get_mode_arithmetic(sm) == irma_twos_complement
return is_Conv(small) && get_Conv_op(small) == large
&& get_mode_size_bytes(sm) < get_mode_size_bytes(lm)
&& get_mode_arithmetic(sm) == irma_twos_complement