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The philosophy of mathematics ⠃⠗⠋ 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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353,784 braille cells · 373 embossed pages at 40×25 · 661 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.