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Happy Birthday to philosopher, Augustus De Morgan! Born today in 1806!
Log: write $i=e^{i\pi/2}=e^{i\pi/2+2\pi i}$, now take the differential and integral calculus by augustus de morgan and! and Shelby
Augustus de Morgan
Big fleas have little fleas, Upon their backs to bite 'em, And little fleas have lesser fleas, and so, ad infinitum. - Augustus De Morgan
Great fleas have little fleas upon their backs to bite 'em, And little fleas have lesser fleas, and so ad infinitum, Augustus De Morgan