Trending Mathematical Concepts in Japan this month
The 100 most-viewed mathematical concepts this month on Wikipedia (Japan). Ranked by real-world attention. Top: pi.
100
Ranked
13,250
Total Views (this month)
Country
๐ Global
๐บ๐ธ USA
๐ฉ๐ช Germany
๐ซ๐ท France
๐ฏ๐ต Japan
๐ช๐ธ Spain
๐ง๐ท Brazil
๐ท๐บ Russia
๐จ๐ณ China
1
pi
constant ratio of the circumference of a circle to its diameter
819
views
views
2
Tetris
1984 tile-matching puzzle video game series
744
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3
22/7
fraction approximating pi
454
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4
Fibonacci number
integer in the infinite Fibonacci sequence
443
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5
Roman numerals
numbers in the Roman numeral system
399
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6
Euler's number
mathematical constant; limit of (1 + 1/n)^n as n approaches infinity; transcendental number approximately equal 2.718281828
354
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views
7
sudoku
logic-based number-placement puzzle
349
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8
Fourier transform
mathematical transform that expresses a function of time as a function of frequency
308
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9
Monty Hall problem
mathematical problem
291
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10
Occam's razor
philosophical principle used to judge credibility of statements
285
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11
Riemann hypothesis
conjecture in mathematics linked to the repartition of prime numbers
255
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views
12
golden ratio
ratio between two quantities whose sum is at the same ratio to the larger one
220
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13
NavierโStokes equations
system of nonlinear partial differential equations describing the motion of viscous fluids
214
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14
Chinese financial numerals
Chinese character numerals that are equivalents of ordinary numerals but are more complicated so as to prevent forgery of cheques etc.; e.g.
211
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views
15
Collatz conjecture
conjecture in mathematics that concerns sequences
198
views
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16
abc conjecture
number theory conjecture
179
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17
P versus NP problem
unsolved problem in computer science about time complexity
177
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18
Poincarรฉ conjecture
theorem in geometric topology that every simply connected, closed 3-manifold is homeomorphic to the 3-sphere
174
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views
19
moving sofa problem
mathematical problem about moving the largest possible shape around a 90ยฐ corner
170
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views
20
Bitcoin
digital cash system and associated currency
162
views
views
21
Kardashev scale
Proposed scale by which the scope of a civilisation might be measured
162
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views
22
Monte Carlo method
broad class of computational algorithms using random sampling to obtain numerical results
159
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23
massโenergy equivalence
physical law relating mass to energy
148
views
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24
birthday problem
mathematical problem
145
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25
Mรถbius strip
two-dimensional surface with only one side and only one edge
143
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views
26
Taylor series
expression of a function as an infinite sum
141
views
views
27
Minesweeper
logic puzzle video game genre
137
views
views
28
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Stable Diffusion
image-generating machine learning model
137
views
views
29
Vitruvian Man
drawing by Leonardo da Vinci
136
views
views
30
tensor
multilinear map on some combination of scalars, vectors, covectors, and tensors
133
views
views
31
Laplace transform
the integral transform โซโ^โ d๐ โ๐(๐ก)โขexp(โ๐ ๐ก)
129
views
views
32
secretary problem
mathematical problem
128
views
views
33
Base64
group of binary-to-text encoding schemes using 64 symbols (plus padding)
126
views
views
34
Tower of Hanoi
mathematical game or puzzle
124
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35
Hilbert space
inner product space that is metrically complete; a Banach space whose norm induces an inner product (follows the parallelogram identity)
122
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36
quadratic formula
formula that provides the solution(s) to a quadratic equation
117
views
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37
MP3
open standard lossy compression format for digital audio
116
views
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38
Turing test
test of a machine's ability to exhibit intelligent behaviour equivalent to, or indistinguishable from, that of a human
115
views
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39
Newton's method
algorithm for finding a zero of a function
112
views
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40
Riemann zeta function
analytic function
110
views
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41
convolution
binary mathematical operation on functions, defined as the integral of the product of two functions after one is reflected about the y-axis
110
views
views
42
Arrhenius equation
formula for the temperature dependence of reaction rates
103
views
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43
travelling salesperson problem
NP-hard problem in combinatorial optimization
102
views
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44
Reynolds number
dimensionless quantity that is used to help predict similar flow patterns in different fluid flow situations
99
views
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45
Basel problem
mathematical problem
92
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46
Turing completeness
ability of a computing system to simulate Turing machines
90
views
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47
Dijkstra's algorithm
graph search algorithm
89
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48
big O notation
form of Landau notation representing asymptotically equivalent or slower growth
87
views
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49
Jacobian matrix
the matrix of all first-order partial derivatives of a vector-valued function
84
views
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50
Nonogram
picture logic puzzles in which cells in a grid must be colored or left blank according to numbers at the side of the grid to reveal a hidden
82
views
views
51
Goldbach's conjecture
Conjecture that every even integer greater than 2 is the sum of two primes
82
views
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52
Platonic solid
convex regular polyhedra with the same number of faces at each vertex
80
views
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53
function
association of a single output to each input
80
views
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54
square root of 2
unique positive real number which when multiplied by itself gives 2
80
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55
binomial distribution
probability distribution
79
views
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56
information entropy
expected value of the amount of information delivered by a message
79
views
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57
quicksort
divide and conquer sorting algorithm
76
views
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58
6รท2(1+2)
74
views
views
59
sieve of Eratosthenes
ancient algorithm for generating prime numbers
74
views
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60
bubble sort
simple sorting algorithm
74
views
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61
hexadecimal
numeral system with 16 as its base
71
views
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62
Euclidean algorithm
algorithm for computing greatest common divisors
71
views
views
63
Kalman filter
algorithm that estimates unknowns from a series of measurements over time
71
views
views
64
Empty Fort Strategy
the thirty-second of the Thirty-Six Stratagems
71
views
views
65
Drake equation
probabilistic argument to estimate the number of alien civilizations in our galaxy
71
views
views
66
Boltzmann distribution
probability distribution of energy states of a system
69
views
views
67
topological space
set of points and set of neighborhoods that satisfy axioms relating those points to those neighborhoods
69
views
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68
MD5
message-digest hashing algorithm
67
views
views
69
DarcyโWeisbach equation
equation in fluid dynamics
67
views
views
70
Ulam spiral
a visualization of the prime numbers formed by arranging the integers into a spiral
67
views
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71
von Neumann architecture
computer architecture using a common memory bus and address space for instructions and data
67
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72
Hodge conjecture
conjecture in algebraic geometry that every Hodge class on a nonsingular complex projective manifold is a linear combination with rational c
66
views
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73
imaginary unit
square root of negative one, used to define complex numbers
66
views
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74
Pauli matrices
matrices important in quantum mechanics and the study of spin
66
views
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75
N-BOX
65
views
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76
Dedekind cut
method of construction of the real numbers
64
views
views
77
Mandelbrot set
fractal-like set that plays a significant role in chaos research
62
views
views
78
Laplace operator
divergence of the gradient
61
views
views
79
group
algebraic set with an invertible, associative internal operation admitting a neutral element
61
views
views
80
Lebesgue integration
Method of integration
61
views
views
81
binary numeral system
system that represents numeric values using two symbols; 0 or 1
61
views
views
82
square root
inverse operation of square for finding the original base number; that base number itself
61
views
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83
partial derivative
derivative of a function of several variables with respect to one variable, with the others held constant
61
views
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84
chirality
geometric property of some molecules and ions
60
views
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85
harmony
process by which individual sounds are joined together or composed into whole units or compositions
60
views
views
86
Lissajous curve
mathematical curve outputted from a specific pair of parametric equations
60
views
views
87
Chinese numerals
words and characters used to denote numbers in Chinese
59
views
views
88
number
mathematical object used to count, label, and measure
59
views
views
89
Roche limit
astronomical concept
58
views
views
90
gematria
numeral system
58
views
views
91
Lipschitz function
strong form of uniform continuity
57
views
views
92
Fourier series
decomposition of periodic functions into sums of simpler sinusoidal forms
57
views
views
93
infinity
mathematical concept of something without any limit
57
views
views
94
chi-square test
statistical test
57
views
views
95
Lie algebra
vector space with an alternating binary operation satisfying the Jacobi identity.
56
views
views
96
scientific notation
method of writing numbers, especially very large or small ones
56
views
views
97
Chandrasekhar limit
maximum mass of a stable white dwarf star, approximately 1.4 solar masses
56
views
views
98
silver ratio
real number, second member of the sequence generalized from the golden ratio
54
views
views
99
Poisson's ratio
parameter of elastic materials: ratio of transverse strain to axial strain
54
views
views
100
Bernoulli number
rational number sequence ๐ตโ such that (๐+1)โ๐แต=(แตโบยนโ)๐ตโ๐แตโบยนโ(แตโบยนโ)๐ตโ๐แต+(แตโบยนโ)๐ตโ๐แตยฏยนโ(แตโบยนโ)๐ตโ๐แตยฏยฒ+โฏ
54
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