;Task:
# Describe, and give a pointer to documentation on your languages use of characters ''beyond'' those of the ASCII character set in the naming of variables.
# Show how to:
:* Set a variable with a name including the 'Δ', (delta ''character''), to 1 
:* Increment it
:* Print its value.


;Related task: 
* [[Case-sensitivity of identifiers]]
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