From the θ-Scheme to the Stokes Saddle-Point System

Why a matrix formulation in the first place We want to solve the instationary Stokes equations, but a PDE that carries a time derivative cannot be handed to a stationary linear solver directly. The...

Computational Fluid Dynamics

Poisson Brackets

The whole of mechanics can be summarized in a single bracket. — paraphrasing the spirit of Hamilton and Jacobi. In classical mechanics every observable lives on the phase space, the space of state...

classical mechanics

Steppenwolf (aktiv)

Nur für Verrückte.

literature

Intuitions and Speculations on Variational Formulation

Solving a Linear System We begin with a deceptively simple question that every undergraduate student encounters in their first linear algebra course: solving the linear system #m...

maths
2026
A Retrospect
and more...

Demian (fin.)

Lesezeichen

literature

Voran

und voran

Gedanken

低视角下的德国教育

Ein fiktives Land

Ot Fs

Tao's Real Analysis - Peano Axiom

Kindergarten-level Maths.

maths

Quantum Dissipative System

About the Modelling of Open Systems

quantum mechanics
12