On Thu, Oct 8, 2026 at 2:11 PM Theodoros Panagiotidis <tpanag@uom.edu.gr> wrote:
? Tesla = yahoo_price("TSLA", 0, 0)
TSLA imported ok
> desc_s ~= ", " ~ amth
The symbol 'amth' is undefined
Data error

Well, is amth defined? It's not defined in this snippet. Did you perhaps mean

desc_s ~= ", " ~ "amth" 
# or more idiomatically
desc_s ~= ",amth" 

Allin