Entries from 2022-05-12 to 1 day
circumference of ellipse r/x lim an lim bn x→0 an = 2r2-2r√r2-x2+2x2/x bn = √a2(x2+b2)+b2(r2-x2)-2ab2√r2-x2/ a2 / √2r2-2r√r2-x2+2x2/x T.theodor 2022.5.12
circumference r/xlim an x→0 an = √2r2-2r√r2-x2+2x2/x T.theodor 2022.5.12