Posts

• 27 Jul 2026: Supersymmetry from First Principles: How Bosons and Fermions Are Related

• 27 Jul 2026: Spherical Harmonics and Their Research Extensions

• 23 Jul 2026: Covariance, Gaussian Completeness, and Moment Closure

• 23 Jul 2026: Quantum Mechanics in Phase Space

• 07 Jul 2026: Jharkhand State University Governance Manual

• 10 Jun 2026: VII: Non-Gaussian Mutual Information: Exact Entropy and Covariance Bounds

• 09 Jun 2026: VI: Exceptional-Basis Spectral Propagation and Synchronization

• 08 Jun 2026: V: Survival Curvature Beyond the Linear Covariance Response

• 07 Jun 2026: IV: Exact First-Order Covariance Response Without Gaussian Closure

• 06 Jun 2026: III: A Fixed-Confinement Angular-Momentum Quench

• 05 Jun 2026: II: Exact exceptional-Hermite preparation before the angular quench

• 04 Jun 2026: I: Magnetic oscillator stability and rotated-coordinate reduction

• 31 May 2026: Magnetic Oscillator Complexity

• 30 May 2026: Shape Invariance and Ramos

• 15 May 2026: Quantum Angular Momentum

• 18 Apr 2026: Calogero–Sinha Case

• 13 Apr 2026: Lagrangian Mechanics-Advance

• 11 Apr 2026: PT-Symmetric Radial Oscillator

• 07 Apr 2026: Symmetry and Algebra in Physics

• 07 Apr 2026: Lie Superalgebras in Supersymmetry

• 07 Apr 2026: Harmonic Oscillator and Lie Superalgebra

• 06 Apr 2026: Superspace, Supergeometry, and Supersymmetry Transformations

• 06 Apr 2026: Supersymmetry and Lie Superalgebras

• 06 Apr 2026: Lie Groups, Lie Algebras, and Quantum Structure

• 06 Apr 2026: Foundations of Symmetry in Quantum Theory

• 01 Feb 2026: Structure of Formal Salutation

• 01 Feb 2026: औपचारिक अभिवादन

• 31 Jan 2026: सेवानिवृत्ति भाषण: 2026

• 26 Jan 2026: Talk on AI

• 21 Jan 2026: Coherent States

• 08 Jan 2026: Quantum Information: NonG Measure

• 08 Jan 2026: Quantum Information: Weigner Non-Gaussianity Measure

• 14 Dec 2025: Contour Integration

• 12 Dec 2025: Quantum Mechanics in Momentum Space by M Lieber

• 03 Dec 2025: Fock

• 03 Dec 2025: Fock-German

• 28 Jul 2025: Three-Dimensional Free Particle, Box, Rigid Rotator, and Hydrogen Ground State

• 27 Jul 2025: Linear Harmonic Oscillator in One and Three Dimensions

• 26 Jul 2025: Boundary Conditions, Rigid-Wall Box, and Square Wells

• 25 Jul 2025: Canonical Transformations, Poisson Brackets, and Lagrange Brackets

• 24 Jul 2025: Variational Principles, Constraints, and Least Action

• 23 Jul 2025: Python Functions, Parameters, Scope, and Recursion

• 22 Jul 2025: One- and Two-Dimensional Arrays in Python

• 21 Jul 2025: Python Conditionals, Loops, and Iteration

• 20 Jul 2025: Python Types, Arithmetic, Precision, and Input-Output

• 19 Jul 2025: Algorithms, Flowcharts, and Program Structure

• 18 Jul 2025: Optical Rotation: Biot’s Laws and Fresnel’s Theory

• 17 Jul 2025: Retardation Plates, Babinet Compensator, and Polarization Analysis

• 16 Jul 2025: Anisotropic Crystals, Double Refraction, and the Nicol Prism

• 16 Jul 2025: Relativistic Doppler Effect

• 15 Jul 2025: Linear, Circular, and Elliptical Polarization

• 13 Jul 2025: Relativistic Mass, Mass–Energy Equivalence, and Massless Particles

• 10 Jul 2025: Simultaneity, Event Order, and Relativistic Velocity Addition

• 07 Jul 2025: Length Contraction and Time Dilation

• 04 Jul 2025: Lorentz Transformations from the Light Postulate

• 01 Jul 2025: Frames, the Michelson–Morley Experiment, and Einstein’s Postulates

• 28 Jun 2025: Free Gaussian Wave Packet and Momentum Space

• 27 Jun 2025: Energy-Eigenfunction Expansion and Time Evolution

• 26 Jun 2025: Schrödinger Equations and Stationary States

• 26 Jun 2025: Forced Oscillations, Resonance, and Quality Factor

• 25 Jun 2025: Hamiltonian Dynamics and Mechanical Examples

• 24 Jun 2025: Lagrangian Dynamics and Applications

• 23 Jun 2025: Least-Squares Linear and Polynomial Regression

• 22 Jun 2025: Euler and Fourth-Order Runge-Kutta Methods

• 22 Jun 2025: LC Circuit and Damped Oscillations

• 21 Jun 2025: Trapezoidal, Simpson, and Gaussian Quadrature

• 20 Jun 2025: Numerical Differentiation with Finite Differences

• 19 Jun 2025: Optical Fibres: Numerical Aperture, Index Profiles, and Modes

• 18 Jun 2025: Planar Dielectric Waveguides and Guided-Wave Power

• 18 Jun 2025: Simple, Compound, and Torsional Pendulums

• 17 Jun 2025: Reflection and Refraction at a Dielectric Interface

• 16 Jun 2025: Electromagnetic Waves in Conductors: Relaxation and Skin Depth

• 15 Jun 2025: Plane Electromagnetic Waves in Vacuum and Dielectrics

• 14 Jun 2025: Simple Harmonic Motion and Energy

• 10 Jun 2025: Circular Satellites and Applications

• 06 Jun 2025: Kepler’s Laws and Their Derivation

• 02 Jun 2025: Central-Force Motion and Angular Momentum

• 28 May 2025: Quantum Postulates, Wavefunctions, and Operators

• 27 May 2025: Heisenberg Uncertainty Principle and Its Consequences

• 26 May 2025: Matter Waves, Phase and Group Velocities, and Electron Diffraction

• 25 May 2025: Why Quantum Mechanics: Radiation Quanta

• 24 May 2025: Coordinate Systems, Virtual Work, and D’Alembert’s Principle

• 23 May 2025: Newtonian Mechanics and Charged Particles in Uniform Fields

• 22 May 2025: Power and Jacobi Eigenvalue Methods

• 21 May 2025: Jacobi and Gauss-Seidel Iteration

• 20 May 2025: Gaussian Elimination and LU Decomposition

• 19 May 2025: Newton Forward and Backward Interpolation

• 18 May 2025: Bisection, Newton, Fixed-Point Iteration, and Convergence

• 17 May 2025: Errors, Significant Digits, and Approximation

• 16 May 2025: Electromagnetic Boundaries, Dielectric Waves, and Energy Flow

• 15 May 2025: Maxwell Equations, Displacement Current, and Potentials

• 14 May 2025: Ripples and Gravity Waves

• 11 May 2025: Surface Tension, Contact Angle and Virtual Work

• 08 May 2025: Compressible Capillary Flow and Rankine’s Method

• 05 May 2025: Viscosity and Poiseuille Flow

• 02 May 2025: Elasticity and Elastic Constants

• 12 Jun 2024: How To Edit Site Data

• 12 Jun 2024: How To Write Code Blocks

• 12 Jun 2024: How To Edit SCSS Partials

• 12 Jun 2024: How To Build And Check The Site

• 12 Jun 2024: How To Manage Images And PDFs

• 12 Jun 2024: How To Add Exam Material

• 12 Jun 2024: How To Add Lecture Notes

• 12 Jun 2024: How To Write In Markdown

• 12 Jun 2024: How To Write Quiz And Standard Problems

• 12 Jun 2024: How To Write LaTeX Equations

• 12 Jun 2024: How To Write YAML Front Matter