Cognitive Surplus

Equations that Changed the World Hardcover Spiral Notebook

$16.99

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Here's a deep blue and gold math-inspired notebook that's here for your proofs, problem sets, and calculated plans. Let some of the most groundbreaking equations guide your studies and inspire you to find solutions to complex problems.

Dimensions	A5 5.8" x 8.3" \| 15 x 21 cm
Page Count	160 pages (80 sheets)
Paper Type	Lined (college rule)
Paper Feature	Perforated pages for clean tear-out
Paper Weight	80 gsm
Binding	Spiral bound
Cover	Hardcover
Paper Composition	100% recycled 100% post-consumer waste
Printing	Soy-based ink
Origin	Designed in Oregon Paper & board milled in Europe Made in Estonia