Partial differential equations of mathematical physics / .
Tychonov, A.,
Partial differential equations of mathematical physics / . - 2 volúmenes. . - Holden-Day series in mathematical physics .
FISICA MATEMATICA.
530:51
Partial differential equations of mathematical physics / . - 2 volúmenes. . - Holden-Day series in mathematical physics .
FISICA MATEMATICA.
530:51