Mn到原点O的距离 OMn与x轴所夹角度
M0 1 0
M1 √2 π/4
M2 2 π/2
M3 2√2 π3/4
M4 4 π
M5 4√2 π5/4
Mn (√2)^n πn/4
|Xn|= (√2)^n|cos(πn/4)|
|Yn|= (√2)^n|sin(πn/4)|
Mn到原点O的距离 OMn与x轴所夹角度
M0 1 0
M1 √2 π/4
M2 2 π/2
M3 2√2 π3/4
M4 4 π
M5 4√2 π5/4
Mn (√2)^n πn/4
|Xn|= (√2)^n|cos(πn/4)|
|Yn|= (√2)^n|sin(πn/4)|