Abelian and Tauberian theorems Abelian and Tauberian theorems are theorems giving conditions for two methods of summing divergent series to give the same result, named after Niels Abel and Alfred Tauber. #enigmath #math #dictionary

Paul Davies (1) #enigmath #math #quote

Green and White Artist: Carmen Herrera. Created: 1956. Media: Acrylic and canvas. Genre: Abstract art. Location: Whitney Museum of American Art, New York, United States of America. #enigmath #math #art

Flirt Cartesian equation x² − x³ + y² + y⁴ + z³ − 10z⁴ = 0 #enigmath #math #surface

Truncated icosidodecahedron Polyhedron with sixty two faces: thirty squares, twenty regular hexagons and twelve regular decagons. #enigmath #math #polyhedron

Pentagonal tiling 5 #enigmath #math #tiling

Jabir ibn Aflah Spanish mathematician. #enigmath #math #mathematician

Octadecagon Polygon with eighteen sides and eighteen vertices. #enigmath #math #polygon

Trochoid The parametric equations of the trochoid can be given by x = rt - a sin t, y = r - a cos t #enigmath #math #curve

Thirteen Thirteen is a prime number. #enigmath #math #number

Nine Men’s Morris Nine Men’s Morris is an ancient board game that uses 9 white pieces and 9 black pieces, whose origin is unknown. #enigmath #math #game

Puzzle 17 A pig’s face is represented by a big circle. Its snout is represented by a small circle that passes through the centre/center of the big circle and is tangent to it. The perimeter of the pig’s snout is 6π. What is the area of the pig’s face? blogenigmath.wordpress.com/2025/09/17/p...

Abel’s summation formula The Abel’s summation formula, introduced by Niels Abel, is intensively used in analytic number theory and the study of special functions to compute series. #enigmath #math #dictionary

Cardboard Cathedral Located: Christchurch Central City, New Zealand. Completed: 2013. Architect: Shigeru Ban. #enigmath #math #architecture

“The study of mathematics is the indispensable basis for all intellectual and spiritual progress.” Francis Cornford – English classical scholar and translator #enigmath #math #quote

Roads Untaken Artist: George Hart. Created: 1999. Media: Hardwood (yellowheart, paela, and padauk). #enigmath #math #art

Eve Cartesian equation 0.5x² + 2xz² + 5y⁶ + 15y⁴ + 0.5z² − 15y⁵ − 5y³ = 0 #enigmath #math #surface

Truncated cuboctahedron Polyhedron with twenty six faces: twelve squares, eight regular hexagons and six regular octagons. #enigmath #math #polyhedra

Pentagonal tiling 4 🔗 blogenigmath.wordpress.com/2025/09/10/p... #enigmath #math #tiling

Tatyana Afanasyeva Ukrainian mathematician. 🔗 blogenigmath.wordpress.com/2025/09/09/t... #enigmath #math #mathematician

Heptadecagon Polygon with seventeen sides and seventeen vertices. The sum of the internal angles of a heptadecagon is 2700°. The area of a regular heptadecagon is given by the formula: Area =17/4 a² cot(pi/17) where a is the length of the side of the regular heptadecagon. #enigmath #math #polygon

Cycloid The parametric equations of the cycloid can be given by x = a (t- sin t), y = a (1- cos t) #enigmath #math #curve

Twelve Twelve is a composite number with proper divisors 1, 2, 3, 4 and 6. 🔗 blogenigmath.wordpress.com/2025/09/06/t... #enigmath #math #number

Go Go is a board game that opposes two players who place, by turns, black and white stones on a board (called goban), trying to control the pitch. 🔗 blogenigmath.wordpress.com/2025/09/05/go/ #enigmath #math #game

Puzzle 16 An annulus has area 4π. What is the area of the square? 🔗 blogenigmath.wordpress.com/2025/09/04/p... #enigmath #math #puzzle

Abelian means 🔗 blogenigmath.wordpress.com/2025/09/03/a... #enigmath #math #dictionary

Walt Disney Concert Hall Located: California, United States of America. Completed: 2003. Architect: Frank Gehry. #enigmath #math #architecture

“To many, mathematics is a collection of theorems. For me, mathematics is a collection of examples; a theorem is a statement about a collection of examples and the purpose of proving theorems is to classify and explain the examples…” John Conway – English mathematician #enigmath #math #quote

Split Infinity #14 Artist: Herbert Aach. Created: 1977. Media: Acrylic and canvas. Genre: Abstract art. Location: RoGallery, New York, United States of America. #enigmath #math #art

Ice cream cone Cartesian equation (x² + y²)³ = 4x²y²(z² + 1) #enigmath #math #surface

Rhombicosidodecahedron Polyhedron with sixty two faces: twenty equilateral triangles, thirty squares and twelve regular pentagons. 🔗 blogenigmath.wordpress.com/2025/08/29/r... #enigmath #math #polyhedron

Pentagonal tiling 3 🔗 blogenigmath.wordpress.com/2025/08/28/p... #enigmath #math #tiling

Robert Adrain Irish mathematician. 🔗 blogenigmath.wordpress.com/2025/08/27/r... #enigmath #math #mathematician

Hexadecagon Polygon with sixteen sides and sixteen vertices. 🔗 blogenigmath.wordpress.com/2025/08/26/h... #enigmath #math #polygon

Limaçon Limaçon also called the limaçon of Pascal. 🔗 blogenigmath.wordpress.com/2025/08/25/l... #enigmath #math #curve

Eleven Eleven is a prime number. 🔗 blogenigmath.wordpress.com/2025/08/24/e... #enigmath #math #number

Crossings Crossings is a strategy board game for two players invented by Robert Abbott. 🔗 blogenigmath.wordpress.com/2025/08/23/c... #enigmath #math #game

Puzzle 15 Write 2014 as the sum of 3 squared numbers. This puzzle was published on @nytimes.com. Solution 🔗 blogenigmath.wordpress.com/2025/08/22/p... #enigmath #math #puzzle

Abel–Ruffini theorem The Abel–Ruffini theorem (also known as Abel’s impossibility theorem) states that there is no solution in radicals to general polynomial equations of degree five or higher with arbitrary coefficients. 🔗 blogenigmath.wordpress.com/2025/08/21/a... #enigmath #math #dictionary

Kubuswoningen Located: Rotterdam, Netherlands. Completed: 1977. Architect: Piet Blom. #enigmath #math #architecture

“Mathematics is the study of anything that obeys the rules of logic, using the rules of logic.” Eugenia Cheng – British mathematician and concert pianist #enigmath #math #quote

Kite Artist: Jim Milner. Created: N/A. Media: Sandstone. Location: N/A. #enigmath #math #art

Perspective Cartesian equation x³y + xz³ + y³z + z³ + 5z = 0 #enigmath #math #surface

Ten Ten is a composite number with proper divisors 1, 2 and 5. 🔗 blogenigmath.wordpress.com/2025/08/16/t... #enigmath #math #number

Breakthrough Breakthrough is a strategy board game invented by Dan Troyka in 2000 that originally uses a square board 7 x 7, although it can be played in larger sizes. 🔗 blogenigmath.wordpress.com/2025/08/15/b... #enigmath #math #game

Puzzle 14 Write 2014 with the first four prime numbers, with the aid of the operations addition, multiplication and exponentiation. This puzzle was published on @nctm.org Solution 🔗 blogenigmath.wordpress.com/2025/08/14/p... #enigmath #math #puzzle

21 Inspired by real events and people, 21 is about six MIT students who become trained to be experts in card counting in Black Jack and subsequently took Vegas casinos for millions in winnings. #enigmath #math #movie

Abel–Plana formula The Abel–Plana formula is a summation formula discovered independently by Niels Abel and Giovanni Plana. 🔗 blogenigmath.wordpress.com/2025/08/12/a... #enigmath #math #dictionary

They Tens Mainstay IV Artist: Hilma af Klint. Created: 1907. Media: Oil, paper and tempera. Genre: Abstract art. Location: Guggenheim Museum, New York, United States of America. #enigmath #math #art

Thistle Cartesian equation x² + y² + z² + 1000(x² + y²)(x² + z²)(y² + z²) = 1 #enigmath #math #surface