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(190 million solar luminosities/Mpc³ * (4/3 * pi * (101Mpc)³ - 4/3 * pi * (100Mpc)³)) / ((101Mpc)²)
(190 million solar luminosities/Mpc³ * (4/3 * pi * (101Mpc)³ - 4/3 * pi * (100Mpc)³)) / ((101Mpc)²)
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