ft = @(x,k) sin(k.*x);
at = @(k) integral(@(x)ft(x,k),0,pi./2);
st = @(n) sum(ft(pi./2,1:n));
st = @(n) sum(at(1:n));
Matrix dimensions must agree.
Error in test>@(x,k)sin(k.*x)
Error in test>@(x)ft(x,k)
Error in integralCalc/iterateScalarValued (line 314)
fx = FUN(t);
Error in integralCalc/vadapt (line 132)
[q,errbnd] = iterateScalarValued(u,tinterval,pathlen);
Error in integralCalc (line 75)
[q,errbnd] = vadapt(@AtoBInvTransform,interval);
Error in integral (line 88)
Q = integralCalc(fun,a,b,opstruct);
Error in test>@(k)integral(@(x)ft(x,k),0,pi./2)
Error in test>@(n)sum(at(n))