已知弦长L,拱高H,求半径R?
R=H/2+L^2/(8*H)
已知弧长C,弦长L,求半径R?
Rn+1=(1+(L-2*Rn*SIN(C/(2*Rn)))/(L-C*COS(C/(2*Rn))))*Rn
给一个合适的初始值R0,求得R.
已知弧长C,拱高H,求半径R?
Rn+1=(1-(Rn*COS(C/(2*Rn))-Rn+H)/((C/2)*SIN(C/(2*Rn))-H))*Rn
给一个合适的初始值R0,求得R.
已知弦长L,拱高H,求半径R?
R=H/2+L^2/(8*H)
已知弧长C,弦长L,求半径R?
Rn+1=(1+(L-2*Rn*SIN(C/(2*Rn)))/(L-C*COS(C/(2*Rn))))*Rn
给一个合适的初始值R0,求得R.
已知弧长C,拱高H,求半径R?
Rn+1=(1-(Rn*COS(C/(2*Rn))-Rn+H)/((C/2)*SIN(C/(2*Rn))-H))*Rn
给一个合适的初始值R0,求得R.