Library / Mathematics / First notions of logic (preparatory to the study of geometry) / Braille
First notions of logic (preparatory to the study of geometry) ⠃⠗⠋ 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.
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67,011 braille cells · 68 embossed pages at 40×25 · 366 unrepresentable characters omitted
⠉⠕⠝⠎⠊⠙⠑⠗⠑⠙⠀⠞⠓⠑⠎⠑⠀⠎⠽⠇⠇⠕⠛⠊⠎⠍⠎⠀⠁⠎⠀⠥⠎⠑⠇⠑⠎⠎⠂⠀ ⠉⠕⠝⠉⠑⠊⠧⠊⠝⠛⠀⠊⠞⠀⠃⠑⠞⠞⠑⠗⠀⠞⠕⠀⠙⠗⠁⠺⠀⠀⠋⠗⠕⠍⠀⠁⠝⠽⠀ ⠏⠗⠑⠍⠊⠎⠑⠎⠀⠞⠓⠑⠊⠗⠀⠎⠞⠗⠕⠝⠛⠑⠎⠞⠀⠉⠕⠝⠉⠇⠥⠎⠊⠕⠝⠲⠀⠠⠊⠝ ⠀⠞⠓⠊⠎⠀⠞⠓⠑⠽⠀⠺⠑⠗⠑⠀⠀⠥⠝⠙⠕⠥⠃⠞⠑⠙⠇⠽⠀⠗⠊⠛⠓⠞⠆⠀⠁⠝⠙⠀ ⠞⠓⠑⠀⠕⠝⠇⠽⠀⠟⠥⠑⠎⠞⠊⠕⠝⠀⠊⠎⠂⠀⠺⠓⠑⠞⠓⠑⠗⠀⠊⠞⠀⠺⠕⠥⠇⠙⠀ ⠝⠕⠞⠀⠓⠁⠧⠑⠀⠀⠃⠑⠑⠝⠀⠁⠙⠧⠊⠎⠁⠃⠇⠑⠀⠞⠕⠀⠍⠁⠅⠑⠀⠞⠓⠑⠀ ⠏⠗⠑⠍⠊⠎⠑⠎⠀⠁⠎⠀⠺⠑⠁⠅⠀⠁⠎⠀⠏⠕⠎⠎⠊⠃⠇⠑⠂⠀⠁⠝⠙⠀⠝⠕⠞⠀⠞⠕ ⠀⠀⠁⠙⠍⠊⠞⠀⠁⠝⠽⠀⠎⠽⠇⠇⠕⠛⠊⠎⠍⠎⠀⠊⠝⠀⠺⠓⠊⠉⠓⠀⠍⠕⠗⠑⠀ ⠁⠏⠏⠑⠁⠗⠑⠙⠀⠞⠓⠁⠝⠀⠺⠁⠎⠀⠁⠃⠎⠕⠇⠥⠞⠑⠇⠽⠀⠀⠝⠑⠉⠑⠎⠎⠁⠗⠽⠀ ⠞⠕⠀⠞⠓⠑⠀⠉⠕⠝⠉⠇⠥⠎⠊⠕⠝⠲⠀⠠⠊⠋⠀⠎⠥⠉⠓⠀⠓⠁⠙⠀⠃⠑⠑⠝⠀⠞⠓⠑ ⠀⠏⠗⠁⠉⠞⠊⠉⠑⠂⠀⠞⠓⠑⠝⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠠⠑⠧⠑⠗⠽⠀⠠⠭⠀ ⠊⠎⠀⠠⠁⠂⠀⠠⠑⠧⠑⠗⠽⠀⠠⠭⠀⠊⠎⠀⠠⠃⠂⠀⠞⠓⠑⠗⠑⠋⠕⠗⠑⠀⠠⠎⠕⠍⠑⠀ ⠠⠁⠀⠊⠎⠀⠠⠃⠀⠀⠀⠀⠺⠕⠥⠇⠙⠀⠓⠁⠧⠑⠀⠃⠑⠑⠝⠀⠉⠕⠝⠎⠊⠙⠑⠗⠑⠙⠀ ⠁⠎⠀⠋⠕⠗⠍⠑⠙⠀⠃⠽⠀⠁⠀⠎⠏⠥⠗⠊⠕⠥⠎⠀⠁⠝⠙⠀⠥⠝⠝⠑⠉⠑⠎⠎⠁⠗⠽⠀ ⠑⠭⠉⠑⠎⠎⠀⠕⠋⠀⠁⠎⠎⠑⠗⠞⠊⠕⠝⠲⠀⠠⠞⠓⠑⠀⠍⠊⠝⠊⠍⠥⠍⠀⠕⠋⠀ ⠁⠎⠎⠑⠗⠞⠊⠕⠝⠀⠺⠕⠥⠇⠙⠀⠃⠑⠀⠉⠕⠝⠞⠁⠊⠝⠑⠙⠀⠊⠝⠀⠀⠑⠊⠞⠓⠑⠗⠀ ⠕⠋⠀⠞⠓⠑⠀⠋⠕⠇⠇⠕⠺⠊⠝⠛⠂⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠠⠑⠧⠑⠗⠽⠀ ⠠⠭⠀⠊⠎⠀⠠⠁⠂⠀⠠⠎⠕⠍⠑⠀⠀⠠⠭⠀⠊⠎⠀⠠⠃⠂⠀⠞⠓⠑⠗⠑⠋⠕⠗⠑⠀ ⠠⠎⠕⠍⠑⠀⠠⠁⠀⠊⠎⠀⠠⠃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠠⠎⠕⠍⠑⠀⠀⠠⠭⠀⠊⠎⠀ ⠠⠁⠂⠀⠠⠑⠧⠑⠗⠽⠀⠠⠭⠀⠊⠎⠀⠠⠃⠂⠀⠞⠓⠑⠗⠑⠋⠕⠗⠑⠀⠠⠎⠕⠍⠑⠀⠠⠁⠀ ⠊⠎⠀⠠⠃⠀⠀⠀⠀⠠⠊⠝⠀⠞⠓⠊⠎⠀⠞⠗⠁⠉⠞⠂⠀⠎⠽⠇⠇⠕⠛⠊⠎⠍⠎⠀⠓⠁⠧⠑ ⠀⠃⠑⠑⠝⠀⠙⠊⠧⠊⠙⠑⠙⠀⠊⠝⠞⠕⠀⠞⠺⠕⠀⠉⠇⠁⠎⠎⠑⠎⠒⠀⠋⠊⠗⠎⠞⠂⠀⠀ ⠞⠓⠕⠎⠑⠀⠺⠓⠊⠉⠓⠀⠏⠗⠕⠧⠑⠀⠁⠀⠥⠝⠊⠧⠑⠗⠎⠁⠇⠀ ⠉⠕⠝⠉⠇⠥⠎⠊⠕⠝⠆⠀⠎⠑⠉⠕⠝⠙⠇⠽⠂⠀⠞⠓⠕⠎⠑⠀⠺⠓⠊⠉⠓⠀⠏⠗⠕⠧⠑⠀ ⠁⠀⠀⠏⠁⠗⠞⠊⠁⠇⠀⠉⠕⠝⠉⠇⠥⠎⠊⠕⠝⠂⠀⠁⠝⠙⠀⠺⠓⠊⠉⠓⠀⠁⠗⠑⠀
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