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CAMB: are integration backward?

Posted: February 03 2025
by Arian Esmaieli
Hi,

I was trying to modify CAMB in a way that Friedmann equation behave differently before and after some arbitrary scale factor and I was wondering if the integrations are done from present time to early times or from early times to present time?

Thanks

Re: CAMB: are integration backward?

Posted: February 03 2025
by Antony Lewis
Early to present

Re: CAMB: are integration backward?

Posted: February 03 2025
by Arian Esmaieli
Thank you for the quick response.