Library / Mathematics / The Teaching of Geometry / Braille
The Teaching of Geometry ⠃⠗⠋ 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.
Download .brf — Grade 2 Download .brf — Grade 1 Plain-text reader .txt
469,466 braille cells · 493 embossed pages at 40×25 · 8,923 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.