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jessbainbridgesmith536
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jessbainbridgesmith536
Sunday, Feb 04 2018

Thanks everyone, I've got it now!

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jessbainbridgesmith536
Friday, Feb 02 2018

I think I have trouble specifically with commands for some reason. "Until" is the same as "unless" and "without" in that it indicates a necessary condition, but not a sufficient one. It's necessary for Bob to tell me to stop, but maybe something else has to happen too in order for me to stop. That's how I'm thinking of it.

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Friday, Feb 02 2018

jessbainbridgesmith536

"Until" as a logical indicator

Hi all, I'm not through the CC yet (obviously). When learning logical indicators, I'm trying to reason my way through them, because I know I will forget rote memorization. I understand why all the translation rules apply so far, except for "until."

If you tell me to "add pennies to the jar until Bob tells you to stop," my brain translates that as "when/if Bob tells you to stop, stop adding pennies to the jar." I cannot see how this is logically wrong. Bob telling me to stop is sufficient for me to stop. And yet according to the translation rules, the correct translation is the converse--"if Bob doesn't tell you to stop, add pennies to the jar." Which of course also sounds true. Any help here?

And if there's a better place to post this, let me know. Wasn't sure about using this category.

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