File:Divisor square.svg
Summary
Graph of the sigma function : <img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/845e59fe84c5793dcb5ad09309e230f524669150" class="mwe-math-fallback-image-inline mw-math-element" aria-hidden="true" style="vertical-align: -3.671ex; width:14.786ex; height:6.176ex;" alt="{\displaystyle \sigma _{2}(n)=\sum _{d|n}d^{2}}"> in the range of <img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/6d612e0f7cc4191bf8f8fa1a60353163515facb9" class="mwe-math-fallback-image-inline mw-math-element" aria-hidden="true" style="vertical-align: -0.671ex; width:12.315ex; height:2.509ex;" alt="{\displaystyle 1\leq n\leq 250}">
Licensing
Lua error in package.lua at line 80: module 'strict' not found.Lua error in package.lua at line 80: module 'strict' not found.
File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 20:27, 17 January 2017 | | 600 × 480 (8 KB) | 127.0.0.1 (talk) | Graph of the sigma function :<span><span class="mwe-math-mathml-inline mwe-math-mathml-a11y mw-math-element" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow class="MJX-TeXAtom-ORD"><mstyle displaystyle="true" scriptlevel="0"><msub><mi>σ<!-- σ --></mi><mrow class="MJX-TeXAtom-ORD"><mn>2</mn></mrow></msub><mo stretchy="false">(</mo><mi>n</mi><mo stretchy="false">)</mo><mo>=</mo><munder><mo>∑<!-- ∑ --></mo><mrow class="MJX-TeXAtom-ORD"><mi>d</mi><mrow class="MJX-TeXAtom-ORD"><mo stretchy="false">|</mo></mrow><mi>n</mi></mrow></munder><msup><mi>d</mi><mrow class="MJX-TeXAtom-ORD"><mn>2</mn></mrow></msup></mstyle></mrow><annotation encoding="application/x-tex">{\displaystyle \sigma _{2}(n)=\sum _{d|n}d^{2}}</annotation></semantics></math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/845e59fe84c5793dcb5ad09309e230f524669150" class="mwe-math-fallback-image-inline mw-math-element" aria-hidden="true" style="vertical-align: -3.671ex; width:14.786ex; height:6.176ex;" alt="{\displaystyle \sigma _{2}(n)=\sum _{d|n}d^{2}}"></span> in the range of <span><span class="mwe-math-mathml-inline mwe-math-mathml-a11y mw-math-element" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow class="MJX-TeXAtom-ORD"><mstyle displaystyle="true" scriptlevel="0"><mn>1</mn><mo>≤<!-- ≤ --></mo><mi>n</mi><mo>≤<!-- ≤ --></mo><mn>250</mn></mstyle></mrow><annotation encoding="application/x-tex">{\displaystyle 1\leq n\leq 250}</annotation></semantics></math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/6d612e0f7cc4191bf8f8fa1a60353163515facb9" class="mwe-math-fallback-image-inline mw-math-element" aria-hidden="true" style="vertical-align: -0.671ex; width:12.315ex; height:2.509ex;" alt="{\displaystyle 1\leq n\leq 250}"></span> |
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