teleparallel GR [1607.05986] Boundary terms of the Einstein-Hilbert action https://t.co/0HTOaaKCDw
795 followers
1,725 followers
RT @pascalkwanten: @adamsolo https://t.co/ebqhpLEXhO Or: "Newman-Penrose equations" (see also Chandrasekhar's "The Mathematical Thoery of…
3,268 followers
@adamsolo https://t.co/ebqhpLEXhO Or: "Newman-Penrose equations" (see also Chandrasekhar's "The Mathematical Thoery of Black Holes" and Carmeli's "SL(2,C) (gauge) theory of gravitation". Einstein equations from vanishing beta functions: https://t.co/gUaP
3,268 followers
@martinmbauer Inspiration: https://t.co/h4PzTGJK7N Or: Adding: √(-g)(R²+RₘₙRᵐⁿ+...) Einstein-Hilbert action Palatini variational principle Boundary terms of the Einstein-Hilbert action (GHY boundary terms) https://t.co/C0mRDVhh1U