a02 - Complex Arithmetic

Chapter Introduction
a02bac	nag_complex Complex number from real and imaginary parts
a02bbc	nag_complex_real Real part of a complex number
a02bcc	nag_complex_imag Imaginary part of a complex number
a02cac	nag_complex_add Addition of two complex numbers
a02cbc	nag_complex_subtract Subtraction of two complex numbers
a02ccc	nag_complex_multiply Multiplication of two complex numbers
a02cdc	nag_complex_divide Quotient of two complex numbers
a02cec	nag_complex_negate Negation of a complex number
a02cfc	nag_complex_conjg Conjugate of a complex number
a02cgc	nag_complex_equal Equality of two complex numbers
a02chc	nag_complex_not_equal Inequality of two complex numbers
a02dac	nag_complex_arg Argument of a complex number
a02dbc	nag_complex_abs Modulus of a complex number
a02dcc	nag_complex_sqrt Square root of a complex number
a02ddc	nag_complex_i_power Complex number raised to integer power
a02dec	nag_complex_r_power Complex number raised to real power
a02dfc	nag_complex_c_power Complex number raised to complex power
a02dgc	nag_complex_log Complex logarithm
a02dhc	nag_complex_exp Complex exponential
a02djc	nag_complex_sin Complex sine
a02dkc	nag_complex_cos Complex cosine
a02dlc	nag_complex_tan Complex tangent