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The Series Finale of Online Education: Coursera Acquires Udemy

$7.2 billion in combined revenue since 2020. $8 billion in lost market value. This merger marks the end of an era in online education.

Dhawal Shah Feb 11, 2026

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Institute for Pure & Applied Mathematics (IPAM)
Multiscale Inverse Problem, from Schroedinger to Newton to Boltzmann - IPAM at UCLA

Explore multiscale inverse problems across quantum, classical, and statistical physics, connecting Schroedinger, Newton, and Boltzmann equations to reveal universal mathematical principles in diverse scientific domains.
- YouTube
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Joint Mathematics Meetings
Differential Operators and the Geometry of Domains in Euclidean Space

Explore the interplay between differential operators and domain geometry in Euclidean space with Tatiana Toro's insightful lecture, the inaugural AMS Maryam Mirzakhani Lecture at JMM 2020.
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Insights into Mathematics
The Euclidean Rotation Group and Complex Number Multiplication - WildTrig

Explore the connection between Euclidean rotations and complex number multiplication, introducing the concept of half-slope for a more rational approach to 2D dynamics and graphics.
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Logical Difficulties With the Modern Theory of Limits - Real Numbers + Limits Math Foundations

Explores logical issues in modern limit theory, examining extended harmonic sequences and the Collatz problem to reveal challenges in defining limits for infinite computations in mathematical analysis.
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Simons Institute
Michael Cohen and Self-Concordant Barriers Over L_p Balls

Exploration of self-concordant barriers over L_p balls, discussing Michael Cohen's contributions and proof ideas in the context of high-dimensional optimization and convex geometry.
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Institut des Hautes Etudes Scientifiques (IHES)
The Bridge from Mathematical to Digital and Back

Explore the evolving landscape of computational analysis, signal processing, and machine learning. Gain insights on bridging the gap between mathematical and digital communities.
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Institut des Hautes Etudes Scientifiques (IHES)
Introduction to Resurgence in Asymptotic Expansions - Lecture

Explore resurgence in Stirling formula and quantum dilogarithm, examining asymptotic expansions and the interplay between large and small coefficients in mathematical series.
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Introduction to Orthogonal Polynomials - Lecture 41

Explore orthogonal polynomials: definition, properties, examples, and mapping to standard intervals. Gain insights into this fundamental mathematical concept.
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The Weight Function: Conditions and Normalization Factors - Lecture 43

Explore the weight function's conditions, standard intervals, and normalization factors in quantum mechanics.
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Insights into Mathematics
Dispelling Limit Confusions in Pure Mathematics - Three Types of Series Limits

Clarifies misconceptions about limits in mathematics, exploring three types of limiting behavior in infinite series and the Cauchy condition's role in analysis.
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Understanding the Floor Function and Greatest Integer Function in Mathematics

Explore the fascinating floor function in mathematics, from its graphical representation to key properties and real-world applications in this engaging mathematical deep dive.
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Explore a unique functional equation problem with a distinctly British twist, featuring step-by-step mathematical reasoning and solution strategies.
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Discover the fascinating mathematical properties and historical significance of polylogarithms through engaging examples and theoretical insights.
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A Recursive Limit Problem

Explore advanced calculus techniques to solve complex recursive limit problems through step-by-step mathematical analysis and proof methods.
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The Kolmogorov-Arnold Theorem - Understanding Continuous Functions and Neural Networks

Discover how continuous functions can be expressed through simple formulas using the Kolmogorov-Arnold Theorem and its practical applications in neural networks.
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