_H_S_V _C_o_l_o_r _S_p_e_c_i_f_i_c_a_t_i_o_n
	
	     hsv(h, s, v)
	
	_D_e_s_c_r_i_p_t_i_o_n:
	
	     This function creates ``colors'' corresponding to the
	     given values in HSV space.
	
	     The values returned by hsv can be used with a col=
	     specification in graphics functions or in par.
	
	_S_e_e _A_l_s_o:
	
	     rainbow, rgb, gray.