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Library / Mathematics / D'Alembert / Braille

D'Alembert ⠃⠗⠋ braille edition

Grade 2 — contracted English braille (EBAE-compatible subset). Translated on this server by our own braille engine (BRF — Braille Ready Format, Library of Congress fdd000551). View Grade 1 instead.

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267,411 braille cells · 283 embossed pages at 40×25 · 8,790 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.