Lines Matching refs:fu
41 double x2,y2,r,r2,r2s,one_over_r2,fu,r_fu,one_over_r_fu;
56 fu=log(1+r2s)/r2
58 xp=sqrt(fu)*x
59 yp=sqrt(fu)*y
67 d(xp)/dx=1/(2sqrt(fu))*(dfu/dx)*x+sqrt(fu)
68 d(xp)/dy=1/(2sqrt(fu))*(dfu/dy)*x
69 d(yp)/dx=1/(2sqrt(fu))*(dfu/dx)*y
70 d(yp)/dy=1/(2sqrt(fu))*(dfu/dy)*y+sqrt(fu)
84 fu=log(one_plus_r2s)*one_over_r2;
85 r_fu=sqrt(fu);
93 coeff=(r2s/one_plus_r2s*one_over_r2-fu)*one_over_r2;
