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Dive into the fascinating world of mathematics with our captivating articles, written by passionate experts. Whether you are a curious amateur or a seasoned mathematician, our articles cover a wide range of topics, from fundamental concepts to the latest discoveries, including practical applications and philosophical reflections.

Ernst Chladni: Chladni figures and vibrations | Tangente
History and Culture

Ernst Chladni: Chladni figures and vibrations | Tangente

Mar 16, 2026
Chirality: objects that cannot be superimposed on their mirror images | Tangente
Math for everyone

Chirality: objects that cannot be superimposed on their mirror images | Tangente

Mar 16, 2026
Anania Shirakatsi, 7th-century Armenian scholar | Tangente
History and Culture

Anania Shirakatsi, 7th-century Armenian scholar | Tangente

Mar 16, 2026
Transposition cipher: rearrange letters | Tangente
Math for everyone

Transposition cipher: rearrange letters | Tangente

Mar 16, 2026
Goldwasser–Micali cryptosystem: semantic security | Tangente
Math for everyone

Goldwasser–Micali cryptosystem: semantic security | Tangente

Mar 16, 2026
Substitution cipher: types and cryptanalysis | Tangente
Math for everyone

Substitution cipher: types and cryptanalysis | Tangente

Mar 16, 2026
Affine cipher: modular algebra and cryptography | Tangente
Math for everyone

Affine cipher: modular algebra and cryptography | Tangente

Mar 16, 2026
Encryption: symmetric and asymmetric cryptography | Tangente
Math for everyone

Encryption: symmetric and asymmetric cryptography | Tangente

Mar 16, 2026
Roman numerals: additive and subtractive system | Tangente
History and Culture

Roman numerals: additive and subtractive system | Tangente

Mar 16, 2026
Mayan numeral: base-20 system and two zeros | Tangente
History and Culture

Mayan numeral: base-20 system and two zeros | Tangente

Mar 16, 2026
Ghubar numerals: origin of our Arabic numerals | Tangente
History and Culture

Ghubar numerals: origin of our Arabic numerals | Tangente

Mar 16, 2026
Indian numerals: the origin of our numeral system | Tangente
History and Culture

Indian numerals: the origin of our numeral system | Tangente

Mar 16, 2026
Digits and numbers: two concepts not to confuse | Tangente
Math for everyone

Digits and numbers: two concepts not to confuse | Tangente

Mar 16, 2026
ElGamal encryption: public key and discrete logarithm | Tangente
Math for everyone

ElGamal encryption: public key and discrete logarithm | Tangente

Mar 16, 2026
Templar cipher: secret geometric code | Tangente
Math for everyone

Templar cipher: secret geometric code | Tangente

Mar 16, 2026
Nihilist cipher: Tsarist prison codes | Tangente
Math for everyone

Nihilist cipher: Tsarist prison codes | Tangente

Mar 16, 2026
Vernam cipher: the ultimate one-time pad | Tangente
Math for everyone

Vernam cipher: the ultimate one-time pad | Tangente

Mar 16, 2026
Vigenère cipher: the polyalphabetic square | Tangente
Math for everyone

Vigenère cipher: the polyalphabetic square | Tangente

Mar 16, 2026
Trithemius cipher: progressive shifts | Tangente
Math for everyone

Trithemius cipher: progressive shifts | Tangente

Mar 16, 2026
Playfair cipher: digraph substitution | Tangente
Math for everyone

Playfair cipher: digraph substitution | Tangente

Mar 16, 2026