v0.9.15

Manifolds v0.9.15

Diff since v0.9.14

Added

• using DocumenterInterLinks for links to other Julia packages documentation.
• Implementation of sectional_curvature, sectional_curvature_min and sectional_curvature_max for several manifolds.
• sectional_curvature_matrix function and a tutorial on coordinate-free curvature.

Changed

• default_vector_transport_method for GeneralUnitaryMatrices other than Rotations was changed to ProjectionTransport.

Fixed

• typographical errors in tutorials/working-in-charts.jl.
• several typographical errors in the docs
• unifies to use two backticks `` for math instead of $ further in the docs

Merged pull requests:

• Bump codecov/codecov-action from 3 to 4 (#707) (@dependabot[bot])
• Fix several typos in the docs (#709) (@kellertuer)
• Fix some typos in working-in-charts example. (#710) (@vtjeng)
• Sectional curvature (#711) (@mateuszbaran)
• 📚Switch to using DocumenterInterLinks.jl (#712) (@kellertuer)