Lê numbers of arrangements and matroid identities
<p>We present several new polynomial identities associated with matroids and geometric lattices and relate them to formulas for the characteristic polynomial and the Tutte polynomial. The identities imply a formula for the Lê numbers of complex hyperplane arrangements.</p>
| Main Authors: | , , , , , |
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| Other Authors: | |
| Format: | Journal article |
| Language: | English |
| Published: |
Elsevier
1997
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| Subjects: |