000 00523nam a22001817a 4500
999 _c12816
_d12816
008 250904b 2023 ||||| |||| 00| 0 eng d
020 _a9788120311206
082 _a515
_bGUP
100 _aGupta, A. S.
245 _aCalculus of variations with applications
250 _a2nd ed.
260 _aDelhi
_bPHI Learning Pvt Ltd
_c2023
300 _avii, 241pgs.
650 _aVariational problems with fixed boundaries
650 _aSufficient conditions for an extemum
650 _aEigenvalue problems
942 _cBK