operator theory : Math Help

Can we define an order such that all complex numbers are equal?

order-theory ordered-fields
Updated October 19, 2018 09:20 AM

Norm of idèles and ideals

abstract-algebra number-theory class-field-theory adeles
Updated October 19, 2018 08:20 AM

Finding Equinumerous Set without Using Axiom of Regularity

elementary-set-theory set-theory
Updated October 19, 2018 08:20 AM

A 2-dimensional valuation domain

algebraic-geometry commutative-algebra valuation-theory
Updated October 19, 2018 07:20 AM

$1/1-1/2+1/3-...-1/(p-1)=a/(p-1)!$. Show that $a \equiv (2-2^p)/p$ mod p

number-theory prime-numbers
Updated October 19, 2018 07:20 AM

Equality in Brunn-Minkowski inequatily. Problem 8 in Real Analysis Stein Chapter 1, Page 48.

real-analysis measure-theory lebesgue-measure geometric-measure-theory
Updated October 19, 2018 06:20 AM

$φ(t) = \int f(t, ω)dμ(ω)$ defines a real-valued continuous function on $(a,b)$

measure-theory
Updated October 19, 2018 06:20 AM

Feedback loop, control throttle to land on target

control-theory
Updated October 19, 2018 06:20 AM

Can we say two morphisms to be isomorphic?

category-theory terminology
Updated October 19, 2018 06:20 AM

What is explanation of $\text{Sat}([φ],s)$ in the definition of Rayo’s number?

logic set-theory big-numbers
Updated October 19, 2018 05:20 AM

Cardinality of the space of Fourier transformable functions

fourier-analysis set-theory
Updated October 19, 2018 05:20 AM

Prove that $A\subseteq B$ if and only if $A \cap \overline{B} = \emptyset$

proof-verification elementary-set-theory
Updated October 19, 2018 05:20 AM

I need to write python code for one conditional probability question ?Need idea how i can write

probability probability-theory random-variables conditional-probability
Updated October 19, 2018 05:20 AM

If A is a retract of X, how to prove X × I × I has X × I × {0} ∪ (X × ∂I ∪ A × I) × I as retract?

algebraic-topology homotopy-theory
Updated October 19, 2018 05:20 AM

Decomposition of $K_0$ with Whitehead group

abstract-algebra exact-sequence k-theory
Updated October 19, 2018 04:20 AM

Mean of two i.i.d. random variables follows the same distribution, Cauchy distribution?

probability-theory functional-equations characteristic-functions
Updated October 19, 2018 04:20 AM

Proving $A \cong C$ if $A \cong B$ and $B\cong C$.

abstract-algebra group-theory proof-verification proof-writing
Updated October 19, 2018 04:20 AM

Comparison of MLE and LS estimates

probability probability-theory statistics probability-distributions estimation
Updated October 19, 2018 04:20 AM

How can I express a single item in a set that meets a certain condition?

elementary-set-theory notation convention
Updated October 19, 2018 03:20 AM

What is the dimension of a hypersurface?

linear-algebra surfaces curves dimension-theory
Updated October 19, 2018 03:20 AM

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