parameters: (a, b)
return_statement: return sympy.Matrix([[b.real, -b.imag],
                               [b.imag, b.real]])
docstring: derivatice of complex muliplication wrt left multiplier a
docstring_summary: derivatice of complex muliplication wrt left multiplier a
docstring_tokens: derivatice of complex muliplication wrt left multiplier a
function: def Da_a_mul_b(a, b):
          """ derivatice of complex muliplication wrt left multiplier a """
          return sympy.Matrix([[b.real, -b.imag],
                               [b.imag, b.real]])
function_tokens: def Da_a_mul_b ( a , b ) : return sympy . Matrix ( [ [ b . real , - b . imag ] , [ b . imag , b . real ] ] )