Skip to content

Library / Philosophy / Logic, Inductive and Deductive / Braille

Logic, Inductive and Deductive ⠃⠗⠋ 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

503,658 braille cells · 531 embossed pages at 40×25 · 3,845 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.