Recent content by Qatawna blitz

  1. Q

    LaTeX Change chapter numbering into words instead of numbers in Latex

    I need to write chapter names as (Chapter One, Chapter Two,...) instead of (Chapter 1, Chapter 2, ...), how can I do that?
  2. Q

    Variation of quadratic Riemann Curvature tensor

    I think the two indicies uv in the answered lagrangian means variation with respect to guv It's in the textbook: Introducing Einstein's General Relativity "Ray d'Inverno" @haushofer
  3. Q

    Variation of quadratic Riemann Curvature tensor

    TL;DR Summary: How can I variate the quadratic Riemann curvature tensor, I tried raising and lowering the indices. Hi, Can you help me with this variation, I tried raising and lowering the indices. I tried for months every possible method to reach the following answer without success.
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