Modified: SPHINX DOCUMENTATION.
Implement known values of Si, Ci, Shi, Chi at oo and -oo
Tests for values of Si, Ci, Shi, Chi at oo and -oo
Replace 0 by S.Zero
Modified the documentation to pass tests.
add 'zh' to LANGUAGES
add: Chinese tutorial translation
change the format of contents
add: a missing link
add chain branching strategy
add chain to imports
factor debug to onaction and write
onaction imports
add sfilter strategy
add Chinese to the list of available languages
Minor edits.
Minor edits
Edits again.
fix a word
update the last modified time