Olver, Peter J.
Equivalence, Invariants and Symmetries - Cambridge CUP 1995 - 525
0 521 47811 1
Equivalence
Invariants
Symmetries
512.54 OLV
Equivalence, Invariants and Symmetries - Cambridge CUP 1995 - 525
0 521 47811 1
Equivalence
Invariants
Symmetries
512.54 OLV