This thread will take me a considerable amount of time as I will be examining various treatments of BB nucleosynthesis and development of an eventual article of processes involved. for the initial stages I will simply be gathering the relevant formulas. Prior to symmetry  Break Relevant equations  The FLRW metric of the LCDM universe is used by the LCDM model of the Big bang to describe the evolution history of our Observable universe. The model starts at 10^{-43} seconds forward from