Timeline for Multiplicative functions $\phi : M_n(F) \longrightarrow F$ with $\phi(I) = 1$
Current License: CC BY-SA 3.0
2 events
| when toggle format | what | by | license | comment | |
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| Nov 12, 2013 at 14:55 | comment | added | abx | By definition $SL_n(F)$ is the kernel of $\det: GL_n(F)\rightarrow F^*$, so $\det$ provides an isomorphism $GL_n(F)/SL_n(F){\buildrel {\sim}\over {\longrightarrow}}F^*$. | |
| Nov 12, 2013 at 13:20 | history | answered | abx | CC BY-SA 3.0 |