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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.