QMath

user warning: Table './jem/sessions' is marked as crashed and should be repaired query: SELECT COUNT(sid) AS count FROM sessions WHERE timestamp >= 1231487158 AND uid = 0 in /var/www/net.jem-thematic/site/includes/database.mysql.inc on line 174.
user warning: Table './jem/sessions' is marked as crashed and should be repaired query: SELECT DISTINCT u.uid, u.name, s.timestamp FROM users u INNER JOIN sessions s ON u.uid = s.uid WHERE s.timestamp >= 1231487158 AND s.uid > 0 ORDER BY s.timestamp DESC in /var/www/net.jem-thematic/site/includes/database.mysql.inc on line 174.

QMath is an extensible processor for readable text files which can output OMDoc files.

It shines by its usage of Unicode.

JEM - Joining Educational Mathematics