Codimension 2
From Mathematics
(→Cech cohomology and the Hodge conjecture in codim 1) |
(→Cycles in codim 2, part I) |
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* Explain how <math>K_2</math>, and <math>St</math> (Steinberg group) can be sheafified | * Explain how <math>K_2</math>, and <math>St</math> (Steinberg group) can be sheafified | ||
* Prove Proposition 1.13<ref name="Blo74"/> | * Prove Proposition 1.13<ref name="Blo74"/> | ||
| − | * | + | * Remind of Lemma 2.1<ref name="Blo74"/> which has been discussed in the talk on Cech cohomology |
| + | * Deduce the long exact sequence associated with the sequence | ||
| + | |||
| + | <math> | ||
| + | 1 \rightarrow K_2 \rightarrow \rightarrow St \rightarrow \mathrm{SL} \rightarrow 0 | ||
| + | </math> | ||
References: <ref name="Blo74"/>, (<ref name="Blo10"/>, §4) | References: <ref name="Blo74"/>, (<ref name="Blo10"/>, §4) | ||
