√(1+1/1²+1/2²)+√(1+1/2²+1/3²)+...+√(1+1/2013²+1/2014²)=(1+1/1×2) +(1+1/6)+(1+1/12)+……+(1+1/2013×2014)=2013+1/1×2+1/2×3+1/3×4+……+1/2013×2014=2013+1-1/2+1/2-1/3+……+1/2013-1/2014=2013又2013/2014