00641nam a2200193Ia 4500003000900000008004100009040001600050080001700066100002400083245006900107250001200176260004800188300001400236650002700250650003300277942000700310999001300317952011700330IN-BaIIA211028s9999    xx            000 0 eng d  cIIA Library  a517.584bWAT  aWatson, G. N.91508 2aA treatise on the theory of Bessel functionscG. N. Watson        a2nd ed.  aCambridgebCambridge University Pressc1944  avi, 804p.  aBessel functions91509  aDifferential equations91510  cBK  c709d709  00104070aBANbBANcGENd0000-00-00g42.00l0o517.584/ WATp733r2021-11-05v42.00w0000-00-00yBKGRs. 42.00