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Let ("lim")(xvec0)([x]^2)/(x^2)=Ia n d("...

Let `("lim")_(xvec0)([x]^2)/(x^2)=Ia n d("lim")_(xvec0)([x]^2)/(x^2)=m ,` where `[dot]` denotes greatest integer. Then `l` exists but `m` does not `m` exists but `l` does not `bot h` l and m exist (d) neither `lnorm` exists

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