有限元的性质和收敛性

n---RitzA()=L()+b=0(1.1)1.2mmmppm......1.pmm1mmm1mCm-12mCm-1m-1puvxyxym=11xyBazeleyC0uvp3(m=1)C02C152iu(1.4)hpTaulorpxyhuOhp+13p=1uOh2Oh2u1/22=1/4mOhp-m+13p=m=1Ohh0u1u2Ohru(1.5)3r=23