Skip to contentSkip to Braille Studio

Library / Mathematics / The golden mean / Braille

The golden mean ⠃⠗⠋ braille edition

Grade 2 — contracted English braille (EBAE-compatible subset). Translated on this server by our own braille engine (BRF — Braille Ready Format, Library of Congress fdd000551). View Grade 1 instead.

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

1,037,698 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.