Memorize mathematical
constants for life
Tap the digits of π from memory. Your fingers learn the pattern so your brain doesn't have to. Numpad trainer + flashcards for the constants that appear everywhere in maths and science.
Choose a constant
π
Pi
3.14159…
e
e
2.71828…
φ
Phi
1.61803…
√2
Wurzel 2
1.41421…
γ
Gamma
0.57721…
ln2
ln 2
0.69314…
τ
Tau
6.28318…
ℙ
Primzahlen
2, 3, 5, 7…
eⁱπ+1
Euler's Identity
eᴵπ+1=0
π²/6
Basler Problem
1.64493…
G
Catalan's Constant
0.91596…
ζ(3)
Apéry's Constant
1.20205…
δ
Feigenbaum-Konstante
4.66920…
eᵖⁱ
Gelfond's Constant
23.14069…
g°
Goldener Winkel
137.507…
√π
Gauß-Integral
√π
C₂
Primzahlzwillings-Konstante
0.66016…
ρ
Plastische Zahl
1.32471…
K₀
Khinchin's Constant
2.68545…
R
Ramanujan's Constant
262537412640768743.999…
a²+b²
Satz des Pythagoras
a²+b²=c²
π/2
Wallis-Produkt
π/2
π(n)
Primzahlsatz
π(n)
C₁₀
Champernowne-Konstante
0.123456789…
Ω
Omega-Konstante
0.56714…
δₛ
Silberner Schnitt
δₛ≈2.414
T
Tribonacci-Konstante
T≈1.839
E
Erdős-Borwein-Konstante
E≈1.607
λ
Conway's Constant
λ≈1.304
L
Liouville's Constant
L≈0.110
M
Meissel-Mertens-Konstante
M≈0.261
β
Lévy's Constant
β≈1.186
n!
Stirling's Approximation
n!
eⁱθ
De Moivre's Theorem
eᴵθ
Σ
Taylorreihe
Σ
ζ(s)
Riemannsche Zeta-Funktion
ζ(s)
4
Vier-Farben-Satz
4
∫
Fundamentalsatz der Analysis
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