List questions from maxima-minima

Published on 29 Mar 2019 - 7:56

297

Views

What is wrong with this solution of find the least value of $ \sec^6 x +\csc^6 x + \sec^6 x\csc^6 x$

Published on 26 Mar 2026 - 23:10

229

Views

Upper Bound for Polynomial Using Evenly Spaced Points

Published on 01 Apr 2019 - 0:45

28

Views

Identity for multiple variables minimization

Published on 01 Apr 2019 - 14:39

1.3k

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$x^2 + y^2+xy = 1$ , then find the minimum of $x^3 y + xy^3 +4$

Published on 02 Apr 2019 - 3:01

58

Views

Minimizing sequence of functional on $L^p$ space

Published on 27 Mar 2026 - 11:24

1.2k

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Saddle point, point of inflection, extremum, stationary point

Published on 23 Feb 2026 - 2:11

55

Views

Multivariable calculus - Trying to understand if a stationary point is a saddle point, max or min

Published on 25 Mar 2026 - 10:55

173

Views

Solving for global Maximum and minimum on a interval

Published on 26 Mar 2026 - 11:05

119

Views

Intuitive reason that $(1/n)^n$ is maximized for $n = 1/e$

Published on 05 Apr 2019 - 1:43

112

Views

Uniform convergence of $(1-\frac{x}{n})^n$

Published on 05 Apr 2019 - 6:25

95

Views

decide if 3 variables function has a minimum and maximum value

Published on 27 Mar 2026 - 16:12

2.1k

Views

Classifying the stationary points of $f(x, y) = 4xy-x^4-y^4 $

Published on 25 Mar 2026 - 10:56

695

Views

Find the minimum value of $\sec 2A+\sec 2B$, where $A + B$ is constant. $A$ and $B$ belong to $(0,π/4)$ using graph of sec x.

Published on 07 Apr 2019 - 4:46

312

Views

Area of a rectangle inside a triangle with given coordinates

Published on 26 Mar 2026 - 19:37

List Question

Find the least value of $ \sec^6 x +\csc^6 x + \sec^6 x\csc^6 x$

What is wrong with this solution of find the least value of $ \sec^6 x +\csc^6 x + \sec^6 x\csc^6 x$

Upper Bound for Polynomial Using Evenly Spaced Points

Identity for multiple variables minimization

$x^2 + y^2+xy = 1$ , then find the minimum of $x^3 y + xy^3 +4$

Minimizing sequence of functional on $L^p$ space

Saddle point, point of inflection, extremum, stationary point

Multivariable calculus - Trying to understand if a stationary point is a saddle point, max or min

Solving for global Maximum and minimum on a interval

Intuitive reason that $(1/n)^n$ is maximized for $n = 1/e$

Uniform convergence of $(1-\frac{x}{n})^n$

decide if 3 variables function has a minimum and maximum value

Classifying the stationary points of $f(x, y) = 4xy-x^4-y^4 $

Find the minimum value of $\sec 2A+\sec 2B$, where $A + B$ is constant. $A$ and $B$ belong to $(0,π/4)$ using graph of sec x.

Area of a rectangle inside a triangle with given coordinates

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