Difference between revisions of "Klein invariant J"
From specialfunctionswiki
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[https://www.youtube.com/watch?v=kvQ7e2AiE2g Klein's j-Invariant j(τ) under τ→-1/τ in SL(2,R)] | [https://www.youtube.com/watch?v=kvQ7e2AiE2g Klein's j-Invariant j(τ) under τ→-1/τ in SL(2,R)] | ||
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Latest revision as of 18:28, 24 May 2016
The Klein j-invariant $j(\tau)$ is the modular function which encodes arithmetic information about the singular moduli of imaginary quadratic fields.
It is invariant under the full modular group $\mathbf{SL}(2,\mathbb{Z})$.
