🌍 World point

=== n-tuple of numbers; a point of n-dimensional, real-number space;¹==

Coordinates

• ⏱️ Time coordinate
• 🛖 Space coordinate → forms 🌍 World line

Properties

• Simultaneous: two world points with the same time coordinates
• Space class: class of world points which are all simultaneous
• Genidentical: two world points of the same 🌍 World line

Sub types

• 👁️ Point of view (world point)

Footnotes

1. Carnap R. The Logical Structure of the World.; 1963. ↩