Where discretion is left to the inferior tribunal or person, the mandamus can only compel it to act, but cannot control such discretion. [C51, §2180; R60, §3763; C73, §3373; C97, §4341; S13, §4341; C24, 27, 31, 35, 39, § 12441; C46, 50, 54, 58, 62, 66, 71, 73, 75, 77, 79, 81, §661.2 ]