W and gamma

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(Nick writing on behalf of Mat)

From the sigma8(z) constraints posted here, we looked into how weel we can constrain w and delta gamma, where delta gamma quantifies a departure from the GR growth rate gamma ( see Weinberg et al. 2012)

S8resTP.png

Temperature plus polarization CMB Halo mass calibration

S8resP.png

Polarization only CMB Halo mass calibration

If we