25,673 reputation
819
bio website problemasteoremas.wordpress.c…
location Queluz, Portugal
age 63
visits member for 4 years, 2 months
seen 10 hours ago

I am a retired electrical engineer, Portuguese. My math blog is Problemas e Teoremas.


31
× 20
3
× 6
10
3
6
× 12
2
× 2
6
× 6
2
4
× 2
2
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