00587nam a22001937a 4500003000400000005001700004008004100021020001800062040001900080041000800099082002100107100001600128245012400144260005200268300001000320650002700330650001900357700001700376OSt20220906142511.0230709b           ||||| |||| 00| 0 eng d  a9788195465217  cRIEBPL Library  aeng  a 515.353   Pa27P  aPathak, H K  aPartial Differential Equation-With Boundary Value Problemsb:with  Boundary value problems/cH K Pathak and J P Chauhan  aMeerutb: Shree Shiksha Sahitya Prakashanc2022  a673p.  a Differential Equation  aBoundary Value  aChauhan, J P