Euler’s Pi Prime Product and Riemann’s Zeta Function
The Secret of Parabolic Ghosts
3-4-7の奇跡。なぜこれはあまり有名ではないのですか?
ロストナンバーウォールの秘密
靴ひもの締め方は何ですか?夢の証明。
Way beyond the golden ratio: The power of AB=A+B (Mathologer masterclass)
PETR'S MIRACLE: Why was it lost for 100 years? (Mathologer Masterclass)
Phi and the TRIBONACCI monster
一番難しいのは「次は何になるの?」 (オイラーの五角形の公式)
Epicycles, complex Fourier series and Homer Simpson's orbit
Why are the formulas for the sphere so weird? (major upgrade of Archimedes' greatest discoveries)
Visualising irrationality with triangular squares
Sum of Sums (逆説的調和系列) の 700 年の秘密
Simple yet 5000 years missed ?
Win a SMALL fortune with counting cards-the math of blackjack & Co.
Toroflux paradox: making things (dis)appear with math
What's the curse of the Schwarz lantern?
Ramanujan's easiest hard infinity monster (Mathologer Masterclass)
NYT: Sperner's lemma defeats the rental harmony problem
The Korean king's magic square: a brilliant algorithm in a k-drama (plus geomagic squares)