Skip to content

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 · 3,209 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.