Library / Mathematics / Four-Dimensional Vistas / Braille
Four-Dimensional Vistas ⠃⠗⠋ 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
187,144 braille cells · 199 embossed pages at 40×25 · 833 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.