Codimension 2
From Mathematics
(→Elementary algebraic K-Theory: K_2) |
(→Elementary algebraic K-Theory: K_2) |
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| Line 121: | Line 121: | ||
= Elementary algebraic K-Theory: <math>K_2</math> = | = Elementary algebraic K-Theory: <math>K_2</math> = | ||
| − | * Motivation of higher K- | + | * Motivation of higher K-groups by non-exactness of the localization sequence on the left |
* For a ring <math>R</math> define the Steinberg groups <math>St_n(R)</math> and <math>St(R)</math>, Definition p.40<ref name="Mil71"/>. | * For a ring <math>R</math> define the Steinberg groups <math>St_n(R)</math> and <math>St(R)</math>, Definition p.40<ref name="Mil71"/>. | ||
