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003 IN-NITTTR
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040 _beng
040 _cIN-NITTTR
041 _aeng
082 _a530.15 C833M
100 _aCourant, Richard
245 0 _aMethods of mathematical physics. /
_cCourant, Richard, Hilbert, D.
700 _a Hilbert, D.
942 _2ddc
_cBK
999 _c11893
_d11893