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Symbolic Logic ⠃⠗⠋ 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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388,529 braille cells · 374 embossed pages at 40×25 · 24,749 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.