# விக்கிப்பீடியா:தமிழ் விக்கியூடகக் கையேடு/வேதியியல் மற்றும் கணித குறியீடுகளைச் சேர்த்தல்

## நீளமான கணித விபரிப்புகள்

### மேலொட்டு, கீழொட்டு, தொகையிடல்

| அமைப்பு | குறியீடு | தோற்றம் |  |
| --- | --- | --- | --- |
| மேலொட்டு | <code>a^2</code> | <math>a^2</math> |  |
| கீழொட்டு | <code>a_2</code> | <math>a_2</math> |  |
| Grouping | <code>10^{30} a^{2+2}</code> | <math> 10^{30} a^{2+2} </math> |  |
| <code>a_{i,j} b_{f'}</code> | <math> a_{i,j} b_{f'} </math> |  |  |
| Combining sub & super without and with horizontal separation | <code>x_2^3</code> | <math>x_2^3</math> |  |
| <code>{x_2}^3</code> | <math>{x_2}^3 \,\!</math> |  |  |
| Super super | <code>10^{10^{8}}</code> | <math>10^{10^{8}}</math> |  |
| Preceding and/or additional sub & super | <code>\sideset{_1^2}{_3^4}\prod_a^b</code> | <math>\sideset{_1^2}{_3^4}\prod_a^b</math> |  |
| <code>{}_1^2\!\Omega_3^4</code> | <math>{}_1^2\!\Omega_3^4</math> |  |  |
| Stacking | <code>\overset{\alpha}{\omega}</code> | <math>\overset{\alpha}{\omega}</math> |  |
| <code>\underset{\alpha}{\omega}</code> | <math>\underset{\alpha}{\omega}</math> |  |  |
| <code>\overset{\alpha}{\underset{\gamma}{\omega}}</code> | <math>\overset{\alpha}{\underset{\gamma}{\omega}}</math> |  |  |
| <code>\stackrel{\alpha}{\omega}</code> | <math>\stackrel{\alpha}{\omega}</math> |  |  |
| Derivatives | <code></code> | <math>x', y*, f', f*</math> |  |
| <code>x^\prime, y^{\prime\prime}</code> | <math>x^\prime, y^{\prime\prime}</math> |  |  |
| Derivative dots | <code>\dot{x}, \ddot{x}</code> | <math>\dot{x}, \ddot{x}</math> |  |
| Underlines, overlines, vectors | <code>\hat a \ \bar b \ \vec c</code> | <math> \hat a \ \bar b \ \vec c</math> |  |
| <code>\overrightarrow{a b} \ \overleftarrow{c d} \ \widehat{d e f}</code> | <math> \overrightarrow{a b} \ \overleftarrow{c d} \ \widehat{d e f}</math> |  |  |
| <code>\overline{g h i} \ \underline{j k l}</code> | <math> \overline{g h i} \ \underline{j k l}</math> |  |  |
| Arc (workaround) | <code>\overset{\frown} {AB}</code> | <math>\overset{\frown} {AB}</math> |  |
| Arrows | <code> A \xleftarrow{n+\mu-1} B \xrightarrow[T]{n\pm i-1} C</code> | <math> A \xleftarrow{n+\mu-1} B \xrightarrow[T]{n\pm i-1} C</math> |  |
| Overbraces | <code>\overbrace{ 1+2+\cdots+100 }^{5050}</code> | <math>\overbrace{ 1+2+\cdots+100 }^{5050}</math> |  |
| Underbraces | <code>\underbrace{ a+b+\cdots+z }_{26}</code> | <math>\underbrace{ a+b+\cdots+z }_{26}</math> |  |
| Sum | <code>\sum_{k=1}^N k^2</code> | <math>\sum_{k=1}^N k^2</math> |  |
| Sum (force&nbsp;<code>\textstyle</code>) | <code>\textstyle \sum_{k=1}^N k^2 </code> | <math>\textstyle \sum_{k=1}^N k^2</math> |  |
| Sum in a fraction (default <code>\textstyle</code>) | <code>\frac{\sum_{k=1}^N k^2}{a}</code> | <math>\frac{\sum_{k=1}^N k^2}{a}</math> |  |
| Sum in a fraction (force <code>\displaystyle</code>) | <code>\frac{\displaystyle \sum_{k=1}^N k^2}{a}</code> | <math>\frac{\displaystyle \sum_{k=1}^N k^2}{a}</math> |  |
| Sum in a fraction (alternative limits style) | <code>\frac{\sum\limits^{^N}_{k=1} k^2}{a}</code> | <math>\frac{\sum\limits^{^N}_{k=1} k^2}{a}</math> |  |
| Product | <code>\prod_{i=1}^N x_i</code> | <math>\prod_{i=1}^N x_i</math> |  |
| Product (force&nbsp;<code>\textstyle</code>) | <code>\textstyle \prod_{i=1}^N x_i</code> | <math>\textstyle \prod_{i=1}^N x_i</math> |  |
| Coproduct | <code>\coprod_{i=1}^N x_i</code> | <math>\coprod_{i=1}^N x_i</math> |  |
| Coproduct (force&nbsp;<code>\textstyle</code>) | <code>\textstyle \coprod_{i=1}^N x_i</code> | <math>\textstyle \coprod_{i=1}^N x_i</math> |  |
| Limit | <code>\lim_{n \to \infty}x_n</code> | <math>\lim_{n \to \infty}x_n</math> |  |
| Limit (force&nbsp;<code>\textstyle</code>) | <code>\textstyle \lim_{n \to \infty}x_n</code> | <math>\textstyle \lim_{n \to \infty}x_n</math> |  |
| Integral | <code>\int\limits_{1}^{3}\frac{e^3/x}{x^2}\, dx</code> | <math>\int\limits_{1}^{3}\frac{e^3/x}{x^2}\, dx</math> |  |
| Integral (alternative limits style) | <code>\int_{1}^{3}\frac{e^3/x}{x^2}\, dx</code> | <math>\int_{1}^{3}\frac{e^3/x}{x^2}\, dx</math> |  |
| Integral (force&nbsp;<code>\textstyle</code>) | <code>\textstyle \int\limits_{-N}^{N} e^x\, dx</code> | <math>\textstyle \int\limits_{-N}^{N} e^x\, dx</math> |  |
| Integral (force&nbsp;<code>\textstyle</code>, alternative limits style) | <code>\textstyle \int_{-N}^{N} e^x\, dx</code> | <math>\textstyle \int_{-N}^{N} e^x\, dx</math> |  |
| Double integral | <code>\iint\limits_D \, dx\,dy</code> | <math>\iint\limits_D \, dx\,dy</math> |  |
| Triple integral | <code>\iiint\limits_E \, dx\,dy\,dz</code> | <math>\iiint\limits_E \, dx\,dy\,dz</math> |  |
| Quadruple integral | <code>\iiiint\limits_F \, dx\,dy\,dz\,dt</code> | <math>\iiiint\limits_F \, dx\,dy\,dz\,dt</math> |  |
| Line or path integral | <code>\int_{(x,y)\in C} x^3\, dx + 4y^2\, dy</code> | <math>\int_{(x,y)\in C} x^3\, dx + 4y^2\, dy</math> |  |
| Closed line or path integral | <code>\oint_{(x,y)\in C} x^3\, dx + 4y^2\, dy</code> | <math>\oint_{(x,y)\in C} x^3\, dx + 4y^2\, dy</math> |  |
| Intersections | <code>\bigcap_{i=_1}^n E_i</code> | <math>\bigcap_{i=_1}^n E_i</math> |  |
| Unions | <code>\bigcup_{i=_1}^n E_i</code> | <math>\bigcup_{i=_1}^n E_i</math> | } |