|
zero
|
0
|
0
|
|
one, unity
|
1
|
1
|
|
Imaginary unit, unit imaginary number
|
\(i\)
|
\(\sqrt{-1}\)
|
|
Pi, Archimedes constant or Ludolphs' number
|
\(\pi\)
|
3.14159 26535 89793 23846 26433 83279 50288
|
|
Naperian (natural) logarithm base
|
e
|
2.71828 18284 59045 23536 02874 71352 66249
|
|
Pythagoras' constant, square root of 2
|
\(\sqrt{2}\)
|
1.41421 35623 73095 04880 16887 24209 69807
|
|
Theodorus' constant, square root of 3
|
\(\sqrt{3}\)
|
1.73205 08075 68877 29352 74463 41505 87236
|
|
square root of 5
|
\(\sqrt{5}\)
|
2.23606 79774 99789 69640 91736 68731 27623
|
|
Naperian (natural) logarithm of two
|
\(\mathrm{ln} 2\)
|
0.69314718056
|
|
Naperian (natural) logarithm of ten
|
\(\mathrm{ln} 10\)
|
2.30258509299
|
|
Briggsian (common) logarithm of two
|
\(\mathrm{log}_{10} 2\)
|
0.30102999566
|
|
deBruijn-Newman Constant
|
\(\Lambda\)
|
\(0 \leq \Lambda \leq 0.22\)
|
|
Euler–Mascheroni constant
|
\(\gamma\)
|
0.57721 56649 01532 86060 65120 90082 40243
|
|
Gold ratio
|
\(\phi\)
|
1.61803 39887 49894 84820 45868 34365 63811
|
|
Meissel Mertens Constant
|
\(M_1\)
|
0.26149 72128 47642 78375 54268 38608 69585
|
|
Bernstein's constant
|
\(\beta\)
|
0.28016 94990 23869 13303
|
|
Gauss-Kuzmin-Wirsing constant
|
\(\lambda\)
|
0.30366 30028 98732 65859 74481 21901 55623
|
|
Hafner-Sarnak-McCurley constant
|
\(\sigma\)
|
0.35323 63718 54995 98454 35165 50432 68201
|
|
Landau's constant
|
\(L\)
|
0.5
|
|
Omega constant
|
\(\Omega\)
|
0.56714 32904 09783 87299 99686 62210 35554
|
|
Golomb-Dickman constant
|
\(\lambda, \mu\)
|
0.62432 99885 43550 87099 29363 83100 83724
|
|
Cahen's constnat
|
|
0.64341 05462
|
|
Twin prime constnat
|
\(C_2\)
|
0.66016 18158 46869 57392 78121 10014 55577
|
|
Laplace limit
|
|
0.66274 34193 49181 58097 47420 97109 25290
|
|
Embree-Trefethen constant
|
\(\beta^*\)
|
0.70258
|
|
Landau-Ramanujan constant
|
\(\mathrm{K}\)
|
0.76422 36535 89220 66299 06987 31250 09232
|
|
Brun's constnat for prime quadruplets
|
\(B_4\)
|
0.87058 838
|
|
Catalan's constnat
|
\(\mathrm{K}\)
|
0.91596 55941 77219 01505 46035 14932 38411
|
|
Legendre's constant
|
\(B_L^{'}\)
|
1
|
|
Viswanath's constant
|
\(\mathrm{K}\)
|
1.13198 824
|
|
Apery's constant
|
\(\zeta(3)\)
|
1.20205 69031 59594 28539 97381 61511 44999
|
|
Conway's constant
|
\(\lambda\)
|
1.30357 72690 34296 39125 70991 12152 55189
|
|
Mills' constant
|
\(\theta\)
|
1.30637 78838 63080 69046 86144 92602 60571
|
|
Plastic constant
|
\(\rho\)
|
1.32471 79572 44746 02596 09088 54478 09734
|
|
Ramanujan-Soldner constant
|
\(\mu\)
|
1.45136 92348 83381 05028 39684 85892 02744
|
|
Backhouse's constant
|
\(\)
|
1.45607 49485 82689 67139 95953 51116 54356
|
|
Porter's constant
|
\(\)
|
1.46707 80794
|
|
Lieb's square ice constant
|
\(\)
|
1.53960 07178
|
|
Erdos-Borwein constant
|
\(E_B\)
|
1.60669 51524 15291 76378 33015 23190 92458
|
|
Niven's constant
|
\(\)
|
1.70521 11401 05367 76428 85514 53434 50816
|
|
Brun's constant for twin primes
|
\(B_2\)
|
1.90216 05831 04
|
|
Universal parabolic constant
|
\(P_2\)
|
2.29558 71493 92638 07403 42980 49189 49039
|
|
Feigenbaum constant
|
\(\alpha\)
|
2.50290 78750 95892 82228 39028 73218 21578
|
|
Sierpinski's constant
|
\(\mathrm{K}\)
|
2.58498 17595 79253 21706 58935 87383 17116
|
|
Khinchin's constant
|
\(\)
|
2.68545 20010 65306 44530 97148 35481 79569
|
|
Frasen-Robinson constant
|
\(\mathrm{F}\)
|
2.80777 02420 28519 36522 15011 86557 77293
|
|
Levy's constant
|
\(\)
|
3.27582 29187 21811 15978 76818 82453 84386
|
|
Reciprocal Fibonacci constant
|
\(\psi\)
|
3.35988 56662 43177 55317 20113 02918 92717
|
|
Feigenbaum constant
|
\(\delta\)
|
4.66920 16091 02990 67185 32038 20466 20161
|
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