Difference between revisions of "Relationship between q-derivative and derivative"
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− | <strong>[[Relationship between q-derivative and derivative|Theorem]]: The following formula holds: | + | <strong>[[Relationship between q-derivative and derivative|Theorem]]:</strong> The following formula holds: |
$$\displaystyle\lim_{q \rightarrow 1} D_q f(x) = f'(x),$$ | $$\displaystyle\lim_{q \rightarrow 1} D_q f(x) = f'(x),$$ | ||
where $D_q$ denotes the [[q-derivative|$q$-derivative]] and $f'(x)$ denotes the [[derivative]] of $f$. </strong> | where $D_q$ denotes the [[q-derivative|$q$-derivative]] and $f'(x)$ denotes the [[derivative]] of $f$. </strong> |
Revision as of 05:36, 8 February 2016
Theorem: The following formula holds: $$\displaystyle\lim_{q \rightarrow 1} D_q f(x) = f'(x),$$ where $D_q$ denotes the $q$-derivative and $f'(x)$ denotes the derivative of $f$. </strong>
Proof: █