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Deductive 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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381,717 braille cells · 398 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.