As trigonometry, geometric art, and algebra fanned out from Seville to Persia and reached Fibonacci's Pisa, a closing set of essays traces how this knowledge finally crossed into Europe and what became of it.
0 / 24 LESSONS CONQUERED0%
TERRITORY BADGE
Carrier of the Numerals
Complete all 24 lessons to claim
The Path Through
builds on VI · Baghdad to Samarkand
Fibonacci: The Man Who Brought Numbers to Europe
Biography
L270
The Fibonacci Sequence: Rabbits and Golden Ratios
Number Theory
L272
The Golden Ratio: Nature's Favorite Number
Number Theory
L273
Fibonacci and Commercial Arithmetic
Applied
L274
Spherical Trigonometry: Navigation and Prayer
Geometry
L276
Al-Farabi: Logic as the Foundation of Knowledge
Logic
L277
The Islamic Number Line: Positive and Negative on a Scale
Algebra
L278
Islamic Architecture and Mathematics: The Art of Proportion
Geometry
L279
Jabir ibn Aflah: Trigonometric Innovations
Geometry
L280
Islamic Algebra and the Concept of the Unknown
Algebra
L282
The 17 Wallpaper Groups: All Possible Plane Symmetries
Geometry
L288
Al-Biruni's Calculation of Earth's Circumference
Applied
L290
The Fibonacci Number in Nature: Phyllotaxis
Number Theory
L291
The Algebra of Polynomials: Al-Karaji's Legacy
Algebra
L292
The Translation Movement: Saving Ancient Knowledge
Synthesis
L293
Why Arabic Became the Language of Mathematics
Synthesis
L294
Translations That Changed the World: Arabic to Latin
Synthesis
L295
Why the Golden Age Ended: Mathematics Under Siege
Synthesis
L296
The Islamic Mathematical Legacy: What Was Preserved and What Was Lost
Synthesis
L298
The Mathematical Transmission Chain: Greece → Islam → Europe
Synthesis
L299
The Marrakesh Connection: Mathematics in Islamic Spain
Synthesis
L300
Why Algebra, Not Geometry, Became King
Synthesis
L301
From Algebra to Algorithm: Al-Khwarizmi's Double Legacy
Synthesis
L302
The End of Translation: When Europe Could Read for Itself
Synthesis
L303
TERRITORY VII
Crossing into Europe
900 CE - 1450 CE
0 / 24 LESSONS0%
Builds on VI · Baghdad to Samarkand
Fibonacci: The Man Who Brought Numbers to Europe
Lesson 270
The Fibonacci Sequence: Rabbits and Golden Ratios
Lesson 272
The Golden Ratio: Nature's Favorite Number
Lesson 273
Fibonacci and Commercial Arithmetic
Lesson 274
Spherical Trigonometry: Navigation and Prayer
Lesson 276
Al-Farabi: Logic as the Foundation of Knowledge
Lesson 277
The Islamic Number Line: Positive and Negative on a Scale
Lesson 278
Islamic Architecture and Mathematics: The Art of Proportion
Lesson 279
Jabir ibn Aflah: Trigonometric Innovations
Lesson 280
Islamic Algebra and the Concept of the Unknown
Lesson 282
The 17 Wallpaper Groups: All Possible Plane Symmetries
Lesson 288
Al-Biruni's Calculation of Earth's Circumference
Lesson 290
The Fibonacci Number in Nature: Phyllotaxis
Lesson 291
The Algebra of Polynomials: Al-Karaji's Legacy
Lesson 292
The Translation Movement: Saving Ancient Knowledge
Lesson 293
Why Arabic Became the Language of Mathematics
Lesson 294
Translations That Changed the World: Arabic to Latin
Lesson 295
Why the Golden Age Ended: Mathematics Under Siege
Lesson 296
The Islamic Mathematical Legacy: What Was Preserved and What Was Lost
Lesson 298
The Mathematical Transmission Chain: Greece → Islam → Europe
Lesson 299
The Marrakesh Connection: Mathematics in Islamic Spain
Lesson 300
Why Algebra, Not Geometry, Became King
Lesson 301
From Algebra to Algorithm: Al-Khwarizmi's Double Legacy
Lesson 302
The End of Translation: When Europe Could Read for Itself