Tag Archive for: scale factor

Learn About the FLRW Metric and The Friedmann Equation
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Previous Chapter: A Journey Into the Cosmos – The Friedmann Equation
Chapter 2- FLRW Metric and The Friedmann Equation
In…

LightCone8 Tutorial Part I
LightCone 8 is a versatile tabulating/charting cosmological calculator, useful for understanding the expansion history of the universe (and even some future…

Approximate LCDM Expansion in Simplified Math
If we restrict ourselves to a spatially flat LCDM universe model (and ignore the early radiation energy density), the first Friedmann equation…
