User435237 $endgroup$ one $begingroup$ Yikes, this question was requested ~6 decades just before my submission, so I assume Once i say "you(r)" I suggest the hypothetical to-be undergraduate mathematics college student. $endgroup$ But I doubt this. Ramanujan proved many of his series for $one/pi$ and gave quite a few specifics https://tarot-telefonico00736.blogdeazar.com/36562907/everything-about-por-qué-es-bueno-leer-el-tarot