PeroK's latest activity
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PeroK reacted to mathwonk's post in the thread High School Why does continuity still feel weird? with
Sad.
In fact, when stated precisely, the sequential version is even more complicated, i.e. it is being abbreviated above by the unexplained... -
Welcome to PF. Is the context of your question relativity theory? If so the answer is that "now" is well-defined for you at your own...
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PeroK reacted to RicoGerogi's post in the thread High School Why does continuity still feel weird? with
Like.
That epsilon-delta negation is definitely clumsy, a single sequence feels much cleaner -
PeroK replied to the thread High School Why does continuity still feel weird?.It depends. Generally, it's not any easier for proving a function is continuous - because you have to consider every possible sequence...
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PeroK replied to the thread High School Why does continuity still feel weird?.If you have to sit a standard analysis exam, then appealing to hyperreal numbers won't help.
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PeroK replied to the thread High School Why does continuity still feel weird?.An alternative, which is equivalent to the usual epsilon-delta definition is: A function ##f## is continuous at a point ##a## if for...
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PeroK reacted to renormalize's post in the thread Graduate Is the massless survivor of an SMG gapped phase genuinely chiral? with Like.
You are of course free to ask detailed questions here on Physics Forums, but the reality is that this particular one is likely much too...
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PeroK replied to the thread Thankyou for providing this interesting forum..If you want to put forward a cosmological model, then this is the sort of thing you'd be expected to produce...