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15
Math.TechQA.Club
2026-03-26 14:43:03
128
Views
Value groups of ultrapowers of $\mathbb{R}$.
Published on
26 Mar 2026 - 14:43
#valuation-theory
#nonstandard-analysis
#ordered-fields
219
Views
Can unlimited hypernaturals be represented by increasing sequences?
Published on
03 Jun 2017 - 18:08
#filters
#nonstandard-analysis
260
Views
Does an internal set with countably many infinitesimals contain hyperfinitely many infinitesimals?
Published on
25 Mar 2026 - 12:16
#nonstandard-analysis
#nonstandard-models
46
Views
Externality of a set
Published on
07 Jul 2017 - 13:14
#nonstandard-analysis
60
Views
Why is u-equivalence useful?
Published on
07 Jul 2017 - 13:21
#nonstandard-analysis
554
Views
Practical applications of non-standard probability
Published on
24 Jul 2017 - 19:27
#probability-theory
#measure-theory
#nonstandard-analysis
204
Views
A method for assigning values to divergent series that seems to coincide with the Riemann Zeta Function
Published on
26 Jul 2017 - 19:19
#sequences-and-series
#riemann-zeta
#divergent-series
#nonstandard-analysis
454
Views
Intuition of exterior derivative as infinitesimal quantity
Published on
30 Jul 2017 - 13:01
#differential-geometry
#intuition
#nonstandard-analysis
87
Views
Mathematical justification for scalar product of infinitesimals
Published on
01 Aug 2017 - 7:12
#differential-forms
#nonstandard-analysis
#infinitesimals
176
Views
How can a universe include an infinite (sum) relation
Published on
08 Aug 2017 - 19:38
#nonstandard-analysis
125
Views
Can any Neutrix be written as a countable intersection or union of internal sets? (IST)
Published on
13 Aug 2017 - 10:18
#proof-explanation
#nonstandard-analysis
147
Views
Does the transfer principle really work in both directions?
Published on
29 Aug 2017 - 19:12
#nonstandard-analysis
511
Views
What is the relation between $\varepsilon$-$\delta$ and $dy$-$dx$ notations?
Published on
07 Sep 2017 - 11:34
#calculus
#derivatives
#differential
#nonstandard-analysis
#infinitesimals
55
Views
In hyperreal, does EVP imply IVP? Other way?
Published on
24 Sep 2017 - 21:46
#calculus
#real-analysis
#analysis
#nonstandard-analysis
358
Views
Unitary operator as an infinitesimal transformation
Published on
07 Oct 2017 - 2:33
#operator-theory
#operator-algebras
#nonstandard-analysis
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