kill(all)$

fpprec:10$

van=facebook.com/LearningCalculus$

Log(base,u):=log(u)/log(base);

f(x,a,b):=''(fullratsimp((x+a)^Log(a,b) - (b-a) - (x+b)^Log(b,a)=0))$ f(x,3,5);

f(0,3,5);

bfloat(%);

g(theta):=[3*sin(theta+pi/4)*2/sqrt(2),5*cos(theta+pi/4)*2/sqrt(2)];

g(0);

f(x,3*sin(theta+pi/4)*2/sqrt(2),5*cos(theta+pi/4)*2/sqrt(2));

f(x,3,5);

f(x,a,b);

f(T,3*sin(theta+pi/4)*2/sqrt(2),5*cos(theta+pi/4)*2/sqrt(2));

f(T,3,5);

float(%pi/4);

%pi+%;

float(%);