Leonardo Pisano (Fibonacci)

Mathematics Italian 1175 – 1250 372 quotes

An Italian mathematician best known for introducing the Hindu-Arabic numeral system to Europe and the Fibonacci sequence.

Quotes by Leonardo Pisano (Fibonacci)

The flower of numbers blooms in the garden of algebra.

Flos 1225

Time is measured not in hours, but in the cycles of computation.

Correspondence 1230

A wise man counts his gains before the dice are cast.

Liber Abaci 1202

The spiral of growth mirrors the nautilus shell in nature.

Observation on sequences

Pisa gave me birth, but the world gave me numbers.

Autobiographical note 1170

In the zero, there is potential; in the one, creation begins.

Liber Abaci 1202

Merchants who shun the Hindu numerals remain in the dark ages.

Liber Abaci 1202

The sum of parts reveals the whole, as in the golden ratio.

Practica Geometriae 1228

Life's problems are but equations waiting for solution.

Personal reflection

From my travels in Africa, I learned that numbers unite cultures.

Travel journal excerpt 1200

The rabbit problem teaches us reproduction's mathematical dance.

Liber Abaci 1202

Wit in wit: Why count sheep when you can count sequences?

Witty remark

In the court of Frederick II, math was the true scepter.

Court correspondence 1225

Geometry bridges the gap between heaven and earth.

Practica Geometriae 1228

A student's error is the seed of greater understanding.

Teaching note 1230

The abacus clicks like the heartbeat of commerce.

Liber Abaci 1202

Infinite series remind us of life's endless possibilities.

Mathematical reflection

Pisa's towers lean, but numbers stand firm.

Local observation 1220

In algebra, variables are the actors on life's stage.

Flos 1225

The East's wisdom in numerals freed Europe from Roman chains.

Liber Abaci preface 1202