Skip to contentSkip to Braille Studio

Library / Mathematics / The golden mean / Braille

The golden mean ⠃⠗⠋ braille edition

Grade 1 — uncontracted, letter-for-letter. Translated on this server by our own braille engine (BRF — Braille Ready Format, Library of Congress fdd000551). View Grade 2 instead.

Download .brf — Grade 2 Download .brf — Grade 1 Plain-text reader .txt

1,037,718 braille cells · 1,501 embossed pages at 40×25 · 2 unrepresentable characters omitted

⠊⠀⠀
⠼⠁⠋⠑⠛⠚⠛⠊⠊⠁⠙⠑⠚⠉⠑⠙⠉⠚⠃⠁⠋⠃⠊⠉⠑⠋⠊⠉⠙⠃⠑⠉⠚⠁⠑⠉⠃⠊⠁⠛
⠓⠋⠊⠛⠛⠃⠑⠉⠙⠊⠓⠙⠉⠃⠙⠋⠃⠁⠁⠛⠓⠉⠑⠑⠚⠁⠓⠋⠙⠛⠃⠉⠋⠛⠋⠉⠛⠓⠉⠙
⠉⠀⠀
⠼⠙⠊⠊⠙⠑⠙⠁⠉⠙⠙⠋⠓⠊⠓⠃⠑⠊⠚⠋⠃⠋⠑⠋⠊⠁⠃⠑⠛⠑⠚⠁⠙⠑⠙⠛⠙⠃⠚⠃
⠓⠋⠙⠃⠙⠙⠋⠑⠚⠓⠑⠃⠊⠓⠁⠚⠋⠉⠃⠓⠁⠑⠊⠉⠋⠑⠊⠙⠉⠚⠋⠋⠑⠚⠃⠉⠉⠛⠚⠑
⠛⠀⠀
⠼⠊⠑⠉⠁⠑⠑⠁⠓⠓⠃⠃⠊⠛⠚⠁⠁⠚⠁⠃⠁⠊⠋⠃⠑⠚⠓⠊⠁⠁⠁⠊⠉⠑⠉⠙⠋⠉⠓⠊
⠛⠊⠋⠙⠋⠊⠃⠃⠉⠉⠋⠚⠁⠑⠓⠓⠁⠊⠁⠁⠃⠓⠛⠓⠑⠓⠛⠚⠊⠑⠁⠓⠓⠊⠋⠁⠋⠁⠊⠉
⠓⠀⠀
⠼⠁⠁⠋⠑⠛⠛⠃⠋⠛⠚⠙⠊⠊⠛⠙⠉⠙⠑⠚⠋⠑⠓⠚⠛⠚⠚⠁⠉⠑⠛⠑⠚⠁⠚⠁⠋⠚⠙⠓
⠛⠃⠁⠃⠓⠓⠋⠃⠓⠁⠛⠋⠋⠁⠑⠉⠋⠚⠑⠊⠋⠊⠉⠉⠙⠙⠚⠙⠊⠊⠙⠃⠓⠉⠃⠙⠚⠙⠑⠚
⠋⠀⠀
⠼⠊⠋⠋⠊⠓⠙⠚⠃⠋⠊⠛⠊⠙⠙⠃⠁⠑⠉⠋⠁⠙⠑⠚⠉⠊⠙⠊⠃⠊⠋⠑⠃⠙⠚⠛⠚⠊⠑⠑
⠓⠙⠙⠛⠛⠚⠓⠚⠃⠑⠓⠃⠃⠛⠚⠛⠙⠊⠚⠁⠊⠓⠉⠋⠛⠉⠓⠙⠓⠉⠚⠊⠊⠉⠉⠁⠉⠑⠓⠙
⠓⠀⠀
⠼⠛⠃⠁⠋⠊⠙⠑⠉⠚⠊⠉⠋⠑⠋⠛⠓⠑⠛⠚⠛⠋⠑⠙⠑⠉⠓⠑⠃⠛⠚⠚⠋⠊⠓⠁⠛⠛⠉⠁
⠉⠋⠙⠉⠚⠊⠛⠃⠓⠚⠚⠚⠙⠙⠙⠙⠉⠛⠚⠃⠃⠉⠑⠃⠛⠑⠓⠚⠑⠚⠉⠑⠁⠙⠋⠛⠙⠑⠙⠑
⠚⠀⠀
⠼⠉⠚⠛⠉⠑⠑⠙⠓⠃⠉⠛⠉⠑⠉⠛⠃⠃⠑⠓⠓⠋⠛⠓⠓⠊⠃⠙⠛⠉⠊⠛⠊⠋⠓⠃⠓⠑⠋⠚
⠊⠁⠙⠚⠛⠁⠑⠙⠋⠚⠙⠛⠓⠊⠑⠓⠛⠚⠊⠓⠑⠊⠛⠊⠙⠉⠛⠁⠋⠛⠛⠚⠉⠋⠙⠉⠋⠋⠋⠉
⠓⠀⠀
⠼⠚⠁⠉⠓⠛⠊⠙⠚⠉⠚⠑⠉⠋⠉⠛⠃⠓⠁⠉⠁⠑⠚⠃⠓⠛⠊⠁⠛⠛⠓⠓⠁⠓⠑⠑⠁⠋⠓⠃
⠊⠁⠓⠉⠓⠋⠛⠓⠛⠙⠙⠃⠋⠑⠋⠋⠊⠚⠊⠚⠓⠉⠋⠊⠊⠑⠁⠉⠃⠙⠑⠉⠃⠃⠚⠚⠊⠃⠉⠛
⠚⠀⠀

These are the same pages the .brf download embosses — form-feed breaks and all. BRF opens in braille software (Duxbury, BrailleBlaster), on embossers, and on refreshable displays.