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WWGD's latest activity
W
WWGD
replied to the thread
What major topics are there in arithmetic and what order to learn them?
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Is there a more modern one that we can use as example?
Oct 18, 2025
W
WWGD
reacted to
AT_saavedra's post
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Help with Time-Independent Perturbation Theory "Good" States Proof
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Thank you very much, your answer was very thorough
Oct 18, 2025
W
WWGD
replied to the thread
What major topics are there in arithmetic and what order to learn them?
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For contrast, the OP @mark2142 , you may want to consider the likes of Roman Numerals, which are not positional. Try to multiply CLXI by...
Oct 18, 2025
W
WWGD
replied to the thread
What major topics are there in arithmetic and what order to learn them?
.
It seems you're looking more for history of Mathematics and Arithmetic than Arithmetic itself.
Oct 18, 2025
W
WWGD
reacted to
DennisN's post
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Collection of Lame Jokes
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Oct 17, 2025
W
WWGD
reacted to
renobueno4153's post
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Trying to understand the logic behind adding vectors with an angle between them
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Thanks for all of your time!
Oct 17, 2025
W
WWGD
replied to the thread
Collection of Lame Jokes
.
Oct 16, 2025
W
WWGD
replied to the thread
Collection of Lame Jokes
.
Oct 16, 2025
W
WWGD
replied to the thread
Collection of Lame Jokes
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I created " Der Hungert Spielen", for the Hunger Games, but none of my German friends had any idea what that meant.
Oct 16, 2025
W
WWGD
reacted to
fresh_42's post
in the thread
Collection of Lame Jokes
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Kreuzifizierung. Silly, since it isn't a word, but I thought of it and simply created an English transliteration.
Oct 16, 2025
W
WWGD
replied to the thread
Collection of Lame Jokes
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Kreuze fiction?
Oct 16, 2025
W
WWGD
replied to the thread
Collection of Lame Jokes
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*Crucifiction. Though more cruci than fiction.
Oct 16, 2025
W
WWGD
reacted to
fresh_42's post
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Collection of Lame Jokes
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Crucification hasn't improved either:
Oct 16, 2025
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WWGD
reacted to
BillTre's post
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Collection of Lame Jokes
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Oct 16, 2025
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WWGD
reacted to
mathwonk's post
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Other
What are some good books for learning Galois Theory?
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Those notes 844-1, 844-2, of mine linked in post #12, have as prerecquisite the earlier notes 843-1, 843-2, on the same webpage...
Oct 15, 2025
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