Newbetuts
.
New posts in absolute-value
Is $\sqrt{x^2}=|x|$ or $=x$? Isn't $(x^2)^\frac12=x?$ [duplicate]
algebra-precalculus
arithmetic
absolute-value
radicals
How to use triangle inequality to establish Reverse triangle inequality [duplicate]
inequality
absolute-value
The absolute value of a Riemann integrable function is Riemann integrable.
real-analysis
integration
absolute-value
riemann-integration
riemann-sum
Where is the absolute value when computing antiderivatives?
calculus
absolute-value
My teacher describes absolute value confusingly: $|x|=\pm x,\quad \text{if}\enspace x>0 $.
algebra-precalculus
proof-writing
absolute-value
Use the triangle inequality to show that $|a|+|b| \leq |a+b|+|a-b|$
real-analysis
inequality
absolute-value
triangle-inequality
Proving the inequality $|a-b| \leq |a-c| + |c-b|$ for real $a,b,c$
real-analysis
inequality
proof-writing
absolute-value
Equality holds in triangle inequality iff both numbers are positive, both are negative or one is zero
algebra-precalculus
inequality
absolute-value
Prove variant of triangle inequality containing p-th power for 0 < p < 1
real-analysis
inequality
exponentiation
absolute-value
General Proof for the triangle inequality
real-analysis
inequality
absolute-value
triangle-inequality
Is there an easy way to see that this simple recurrence is 9-periodic? [duplicate]
recurrence-relations
dynamical-systems
absolute-value
alternative-proof
How could we solve $x$, in $|x+1|-|1-x|=2$?
algebra-precalculus
absolute-value
Proving that $x_n\to L$ implies $|x_n|\to |L|$, and what about the converse?
calculus
real-analysis
absolute-value
Is the absolute value function a linear function?
linear-algebra
functions
absolute-value
Definition of square root symbol - $\sqrt{x^2}=?$
algebra-precalculus
absolute-value
Converting absolute value program into linear program
linear-programming
absolute-value
Integral Inequality Absolute Value: $\left| \int_{a}^{b} f(x) g(x) \ dx \right| \leq \int_{a}^{b} |f(x)|\cdot |g(x)| \ dx$
real-analysis
integration
inequality
absolute-value
integral-inequality
Is $\frac{\vert x+y\vert}{1+\vert x+y\vert}\leq\frac{\vert x\vert}{1+\vert x\vert}+\frac{\vert y\vert}{1+\vert y\vert}$ true?
inequality
metric-spaces
lebesgue-integral
absolute-value
Proving square root of a square is the same as absolute value
radicals
absolute-value
Why is the absolute value function not differentiable at $x=0$?
calculus
absolute-value
Prev
Next