000 00417nam a2200145Ia 4500
008 220718s1950||||xx |||||||||||||| ||und||
020 _a3540902465
082 _a4.10+4.13
_bCOUR
100 1 _aCourant, R
245 1 _aDirichlet's principle, conformal mapping & minimal surfaces
_cR. Courant
260 _aNew York
_bSpringer
_c1950
300 _axi
_e332
690 _aDirichlet's Principle
942 _cBK
999 _c15982
_d15982