Special relativity and steps towards general relativity/image gallery

< Special relativity and steps towards general relativity

SR Edit

spacetime unchanged, coordinate system "rotated" Edit

invariant interval Edit

rapidities add to arbitrarily big positive or negative numbers Edit

standard SR effects Edit

tachyons: what if they exist? Edit

past time cone, here-now, future time cone, elsewhere, null boundaries Edit

avoid wrong assumptions, otherwise paradoxes Edit

Ladder (= pole-barn) paradox Edit

Multiply connected twins paradox Edit

Dynamics Edit

GR Edit

co- versus contra-variant: how coordinates and basis vectors change Edit

a coordinate is a scalar field, coordinate singularity Edit

vector and 1-form field bases Edit

charts, atlas, manifold Edit

parallel transport Edit

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