Skip to contentSkip to Braille Studio

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 · 505 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.