2.7IEEE254浮点数
float:1+8+23(127)
double:1+11+52(1023)
(00)阶码全0,尾数全0:±0
(01)阶码全0,尾数!=0:
(10)阶码全1,尾数全0:±∞
(11)阶码全1,尾数!=0:不存在
2.7IEEE254浮点数
float:1+8+23(127)
double:1+11+52(1023)
(00)阶码全0,尾数全0:±0
(01)阶码全0,尾数!=0:
(10)阶码全1,尾数全0:±∞
(11)阶码全1,尾数!=0:不存在