Anki Deck Changes

Commit: 07fc212d - add irreducibility and factorisation card

Author: obrhubr <obrhubr@gmail.com>

Date: 2025-12-18T14:38:03+01:00

Changes: 3 note(s) changed (1 added, 2 modified, 0 deleted)

Note 1: ETH::A&D

Deck: ETH::A&D
Note Type: Horvath Cloze
GUID: u2lDE>&5/e
modified

Before

Front

ETH::1._Semester::A&D::02._Asymptotic_Notation::3._O-Notation
{{c1:: \(\sum_{j = 1}^{n} \sum_{k = \textbf{j}}^{n} 1\)}}  \(=\) {{c2::  \(\sum_{j = 1}^n (n - j + 1) = \frac{n(n + 1)}{2}\)}}

Back

ETH::1._Semester::A&D::02._Asymptotic_Notation::3._O-Notation
{{c1:: \(\sum_{j = 1}^{n} \sum_{k = \textbf{j}}^{n} 1\)}}  \(=\) {{c2::  \(\sum_{j = 1}^n (n - j + 1) = \frac{n(n + 1)}{2}\)}}

inner loop depends on outer

After

Front

ETH::1._Semester::A&D::02._Asymptotic_Notation::3._O-Notation
{{c1:: \(\sum_{j = 1}^{n} \sum_{k = \textbf{j} }^{n} 1\)}}  \(=\) {{c2::  \(\sum_{j = 1}^n (n - j + 1) = \frac{n(n + 1)}{2}\)}}

Back

ETH::1._Semester::A&D::02._Asymptotic_Notation::3._O-Notation
{{c1:: \(\sum_{j = 1}^{n} \sum_{k = \textbf{j} }^{n} 1\)}}  \(=\) {{c2::  \(\sum_{j = 1}^n (n - j + 1) = \frac{n(n + 1)}{2}\)}}

inner loop depends on outer
Field-by-field Comparison
Field Before After
Text {{c1:: \(\sum_{j = 1}^{n} \sum_{k = \textbf{j}}^{n} 1\)}}&nbsp; \(=\)&nbsp;{{c2::&nbsp; \(\sum_{j = 1}^n (n - j + 1) = \frac{n(n + 1)}{2}\)}} {{c1:: \(\sum_{j = 1}^{n} \sum_{k = \textbf{j} }^{n} 1\)}}&nbsp; \(=\)&nbsp;{{c2::&nbsp; \(\sum_{j = 1}^n (n - j + 1) = \frac{n(n + 1)}{2}\)}}
Tags: ETH::1._Semester::A&D::02._Asymptotic_Notation::3._O-Notation

Note 2: ETH::A&D

Deck: ETH::A&D
Note Type: Horvath Cloze
GUID: NU;6ob<^n3
modified

Before

Front

ETH::1._Semester::A&D::02._Asymptotic_Notation::3._O-Notation
{{c1:: \(\sum_{i = 1}^{n} \sum_{k = 1}^{\textbf{i}} 1\)}}  \(=\) {{c2::  \(\sum_{i = 1}^n i = \frac{n(n + 1)}{2}\)}}

Back

ETH::1._Semester::A&D::02._Asymptotic_Notation::3._O-Notation
{{c1:: \(\sum_{i = 1}^{n} \sum_{k = 1}^{\textbf{i}} 1\)}}  \(=\) {{c2::  \(\sum_{i = 1}^n i = \frac{n(n + 1)}{2}\)}}

inner loop depends on outer

After

Front

ETH::1._Semester::A&D::02._Asymptotic_Notation::3._O-Notation
{{c1:: \(\sum_{i = 1}^{n} \sum_{k = 1}^{\textbf{i} } 1\)}}  \(=\) {{c2::  \(\sum_{i = 1}^n i = \frac{n(n + 1)}{2}\)}}

Back

ETH::1._Semester::A&D::02._Asymptotic_Notation::3._O-Notation
{{c1:: \(\sum_{i = 1}^{n} \sum_{k = 1}^{\textbf{i} } 1\)}}  \(=\) {{c2::  \(\sum_{i = 1}^n i = \frac{n(n + 1)}{2}\)}}

inner loop depends on outer
Field-by-field Comparison
Field Before After
Text {{c1:: \(\sum_{i = 1}^{n} \sum_{k = 1}^{\textbf{i}} 1\)}}&nbsp; \(=\)&nbsp;{{c2::&nbsp; \(\sum_{i = 1}^n i = \frac{n(n + 1)}{2}\)}} {{c1:: \(\sum_{i = 1}^{n} \sum_{k = 1}^{\textbf{i} } 1\)}}&nbsp; \(=\)&nbsp;{{c2::&nbsp; \(\sum_{i = 1}^n i = \frac{n(n + 1)}{2}\)}}
Tags: ETH::1._Semester::A&D::02._Asymptotic_Notation::3._O-Notation

Note 3: ETH::DiskMat

Deck: ETH::DiskMat
Note Type: Horvath Classic
GUID: gYg{Yu8NW0
added

Previous

Note did not exist

New Note

Front

ETH::1._Semester::DiskMat::5._Algebra::6._Polynomials_over_a_Field::1._Factorization_and_Irreducible_Polynomials
Are no roots equivalent to irreducibility for a polynomial extension?

Back

ETH::1._Semester::DiskMat::5._Algebra::6._Polynomials_over_a_Field::1._Factorization_and_Irreducible_Polynomials
Are no roots equivalent to irreducibility for a polynomial extension?

No, the factors could all be irreducible polynomials.
Field-by-field Comparison
Field Before After
Front Are no roots equivalent to irreducibility for a polynomial extension?
Back No, the factors could all be irreducible polynomials.
Tags: ETH::1._Semester::DiskMat::5._Algebra::6._Polynomials_over_a_Field::1._Factorization_and_Irreducible_Polynomials
↑ Top