Orbits of subgroups of codimension one to four of the Iwahori group in the affine flag variety of $\text{SL}_2$
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arXiv
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| Format: | Preprint |
| Published: |
2026
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| _version_ | 1866910215557873664 |
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| author | Eicher, Claude |
| author_facet | Eicher, Claude |
| contents | We describe how each finite dimensional Schubert cell in the affine flag variety of $\text{SL}_2$ decomposes into orbits for a chain of subgroups of codimension one to four of the Iwahori group. |
| format | Preprint |
| id |
arxiv_https___arxiv_org_abs_2605_13091 |
| institution | arXiv |
| publishDate | 2026 |
| record_format | arxiv |
| spellingShingle | Orbits of subgroups of codimension one to four of the Iwahori group in the affine flag variety of $\text{SL}_2$ Eicher, Claude Algebraic Geometry We describe how each finite dimensional Schubert cell in the affine flag variety of $\text{SL}_2$ decomposes into orbits for a chain of subgroups of codimension one to four of the Iwahori group. |
| title | Orbits of subgroups of codimension one to four of the Iwahori group in the affine flag variety of $\text{SL}_2$ |
| topic | Algebraic Geometry |
| url | https://arxiv.org/abs/2605.13091 |