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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.