Online spreadsheets Horde module.
List any tickets on http://bugs.horde.org/ that cover this issue or are relevant to it.
Duck duck@obala.net
A module to allow edit and share spreadsheets. It not need to be a full featured like spreadsheet application but just a simple table editing functionality (no merged cells, graphs etc) and with some basic math opertions, range functions: COUNT, SUM, AVERAGE, MIN, MAX and php build in muth functions (SIN, COS, TAN, ATAN, PI, SQRT, EXP, LN, LOG10, ABS, ATAN2, ASIN, ACOS, TRIM, SINH, COSH, TANH, ASINH, ACOSH, ATANH, LN (as PHP LOG), LEN (as PHP STRLEN)).
Attached is a experimental try formula calculation. Actually is able to:
Next things todo
http://ewbi.blogs.com/develops/popular/excelformulaparsing.html
http://www.millstream.com.au/upload/code/tablekit/
http://code.google.com/p/trimpath/wiki/TrimSpreadsheet
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