Skip to contentSkip to Braille Studio

Library / Philosophy / Deductive Logic / Braille

Deductive Logic ⠃⠗⠋ 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

445,580 braille cells · 467 embossed pages at 40×25 · 2,861 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.