gradient correction

https://pixinsight.com/tutorials/multiscale-gradient-correction/index.html

The Leo Triplet ( Jason Guenzel ) - AstroBin

https://www.astrobin.com/e95r5g/?nc=user

The Leo Triplet ( Jason Guenzel ) - AstroBin

https://www.astrobin.com/e95r5g/?nc=user

Newton shows the light: a commentary on Newton (1672) ‘A letter … containing his new theory about light and colours…’ | Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences

https://royalsocietypublishing.org/doi/10.1098/rsta.2014.0213

Tweet by Fermat's Library on Twitter

	Fermat's Library ⁦‪@fermatslibrary‬⁩ A simple visual proof that: 1+2+3+...+n = (n²+n)/2 ⚪ ⚫⚫⚫ ⚪⚪ + ⚫⚫ ⚪⚪⚪ ⚫ = ⚪⚫⚫ ⚫ ⚪⚪⚫ + ⚫ ⚪⚪⚪ ⚫   1/11/21, 8:21 AM

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Convolution in Julia

https://towardsdatascience.com/understanding-convolution-by-implementing-in-julia-3ed744e2e933

Plate solving

https://cosmo.nyu.edu/hogg/research/2006/09/28/astrometry_google.pdf