1011 ⟶ Ibn al-Haytham's House Arrest and the Writing of *Book of Optics*

1021: Ibn al-Haytham (Alhacen), a famous Iraqi scientist wor...
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1021

⚔️ Assyrian Sack of Thebes

Assurbanipal captures and sacks Thebes, Egypt.⟶
Assyrian Sack of Thebes (-664)
ConquestThebesAssurbanipalSiegeWarfare
EgyptEgyptIraqIraq

🛡️ Psammetichus I Expels Assyrians from Egypt

Psammetichus I drives the Assyrians out of Egypt.⟶
Psammetichus I Expels Assyrians from Egypt (-660)
Military ConflictPharaohIndependenceWarfare
EgyptEgyptIraqIraq

➗ Al-Karaji Develops Mathematical Induction

Al-Karaji uses mathematical induction.⟶
Al-Karaji Develops Mathematical Induction (1000)
MathematicsAlgebraIslamic Golden AgeScientific Advancement
IranIranIraqIraq

👓 Ibn al-Haytham's House Arrest and the Writing of *Book of Optics*

1021: Ibn al-Haytham (Alhacen), a famous Iraqi scientist working in Egypt, feigns madness in fear of angering the Egyptian caliph Al-Hakim bi-Amr Allah, and is kept under house arrest from 1011 to 1021. During this time, he writes his influential Book of Optics.⟶
Ibn al-Haytham's House Arrest and the Writing of *Book of Optics* (1011)
OpticsPhysicsMathematicsIslamIbn al-HaythamAl-Hakim bi-Amr AllahHouse ArrestScientific Method
EgyptEgyptIraqIraq

🔭 Ibn al-Haytham Completes *Book of Optics*

– Ibn al-Haytham (Alhacen) of Basra, Iraq writes his influential Book of Optics from 1011 to 1021 (while he was under house arrest in Egypt),⟶
Ibn al-Haytham Completes *Book of Optics* (1021)
OpticsPhysicsMathematicsScientific MethodIbn al-HaythamIslamIslamic Golden Age
IraqIraqEgyptEgypt