Skip to content

Math Research of Victor Porton

Algebraic General Topology, Axiomatic Theory of Formulas, (generalized) limit of arbitrary function

Home
- Blog
- Soft
Algebraic General Topology
- Paperback
- Ebook
- PDF
Axiomatic Theory of Formulas
- Paperback
- Ebook
- PDF
Limit of a Discontinuous Function
More
- Donate
- Review
- Publish
- Politics
Prize

May 20, 2018 porton

A counterexample to my recent conjecture

After proposing this conjecture I quickly found a counterexample:

$S = \left\{ (- a ; a) \mid a \in \mathbb{R}, 0 < a < 1 \right\}$ , $f$ is the usual Kuratowski closure for $\mathbb{R}$ .

Share this:

Twitter
Facebook

Like this:

Like Loading...

Related

Algebraic general topology Filters General Topology

Post navigation

Previous Post:New conjecture about funcoids

Next Post:I proved that certain functors between topological spaces and endofuncoid are adjoint

Leave a Reply Cancel reply

Subscribe to Blog via Email

Enter your email address to subscribe to this blog and receive notifications of new posts by email.

Join 269 other subscribers

Email Address

Publish science

How to publish your scientific research in Amazon Kindle for free. Get away scientific journals!

Search for:

Categories

algebra
Algebraic general topology
Category theory
Computer science
Filters
Formalized math
formulas
General Topology
Generalized Limit
Life
Limits
Math on the Web
Nonsmooth analysis
Open problems
Philosophy
Pointfree topology
Politics
Publications
Uncategorized
Videos

Recent Posts

[ERRONEOUS] A proof of P=NP using a Merkle tree – a new version
[ERRONEOUS] A proof of P=NP using a Merkle tree
Polycarp Wafula Temba, Nairobi, Kenya – selling fake mathematician certificates and more fake legal documents
What if somebody discovers and publish an efficient P=NP solution
My algorithm that is NP-complete in the case if P=NP

Recent Comments

porton on [ERRONEOUS] A proof of P=NP using a Merkle tree – a new version
porton on [ERRONEOUS] A proof of P=NP using a Merkle tree – a new version
Tracy on [ERRONEOUS] A proof of P=NP using a Merkle tree – a new version
My algorithm that is NP-complete in the case if P=NP | Math Research of Victor Porton on I’ve Proved Constructivity of P=NP
Christian Mathematician Timothy Y. Chow is a Heretic | Math Research of Victor Porton on Three Criminal Mathematicians Should Visit a Psychiatrist

Archives

Meta

Log in
Entries feed
Comments feed
WordPress.org

WordPress Theme: Wellington by ThemeZee.

%d bloggers like this: