We describe a correspondence between $\mbox {GL}_n$-invariant tensors and graphs. We then show how this correspondence accommodates various types of symmetries and orientations.
@article{127128, author = {Martin Markl}, title = {$GL\_n$-Invariant tensors and graphs}, journal = {Archivum Mathematicum}, volume = {044}, year = {2008}, pages = {449-463}, zbl = {1212.15051}, mrnumber = {2501578}, language = {en}, url = {http://dml.mathdoc.fr/item/127128} }
Markl, Martin. $GL_n$-Invariant tensors and graphs. Archivum Mathematicum, Tome 044 (2008) pp. 449-463. http://gdmltest.u-ga.fr/item/127128/
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