00434nam a22001457a 4500003000400000005001700004008004100021020001800062040001800080100002700098245006900125260003700194300001800231500003900249LDD20250701095731.0250701b        |||||||| |||| 00| 0 eng d  a9789349750937  cIGNOU Library  aChoksi, RustomeAuthor  aPartial differential equations:ba first course /cRustom Choksi  aIndia;bUniversity Press,c2025.  axxxii, 612p.;  aGifted by School of Science (NBHM)