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Equation 3 · Part 1 · Comparing the Main Approaches to Origins of Life and Astrobiology

Symbol D

DD
DD

What this part means

D is a part of this expression. Its role is fixed by the surrounding article and by the operations shown in the formula.

Its job in the formula

D is a part of this expression. Its role is fixed by the surrounding article and by the operations shown in the formula.

The passage around this formula

…hypotheses, yields a posterior probability rather than a binary yes-or-no verdict [ 7 ] . Written compactly, for a single candidate abiotic alternative HabH_{ab} competing with a life hypothesis HbioH_{bio} given data D :

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A variable is a named place for a value. Its letter is a local label: x can mean position in one formula and a data point in another.

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Sources cited in the surrounding passage

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