An action functional for the loop quantum cosmology difference equation is presented. It is shown that by guessing the general form of the solution and optimizing the action functional with respect to the parameters in the guessed solution one can obtain approximate solutions which are reasonably good.
机构:
Penn State Univ, Inst Gravitat & Cosmos, University Pk, PA 16802 USA
Max Planck Inst Gravitat Phys, Albert Einstein Inst, D-14476 Potsdam, GermanyPenn State Univ, Inst Gravitat & Cosmos, University Pk, PA 16802 USA
机构:
Albert Einstein Inst, Max Planck Inst Gravitat Phys, D-14476 Potsdam, Germany
Penn State Univ, Inst Gravitat Phys & Geometry, University Pk, PA 16802 USAAlbert Einstein Inst, Max Planck Inst Gravitat Phys, D-14476 Potsdam, Germany
机构:
Univ Autonoma San Luis Potosi, Fac Ciencias, Campus Pedregal,Av Parque Chapultepec 1610, San Luis Potosi 78217, San Luis Potosi, Mexico
Dual CP Inst High Energy Phys, Colima, MexicoUniv Autonoma San Luis Potosi, Fac Ciencias, Campus Pedregal,Av Parque Chapultepec 1610, San Luis Potosi 78217, San Luis Potosi, Mexico
Berra-Montiel, Jasel
Molgado, Alberto
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机构:
Univ Autonoma San Luis Potosi, Fac Ciencias, Campus Pedregal,Av Parque Chapultepec 1610, San Luis Potosi 78217, San Luis Potosi, Mexico
Dual CP Inst High Energy Phys, Colima, MexicoUniv Autonoma San Luis Potosi, Fac Ciencias, Campus Pedregal,Av Parque Chapultepec 1610, San Luis Potosi 78217, San Luis Potosi, Mexico
Molgado, Alberto
[J].
EUROPEAN PHYSICAL JOURNAL PLUS,
2022,
137
(02):
机构:
Penn State Univ, Inst Gravitat & Cosmos, University Pk, PA 16802 USAPenn State Univ, Inst Gravitat & Cosmos, University Pk, PA 16802 USA
Bojowald, Martin
Chinchilli, Alexander L.
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Penn State Univ, Inst Gravitat & Cosmos, University Pk, PA 16802 USAPenn State Univ, Inst Gravitat & Cosmos, University Pk, PA 16802 USA
Chinchilli, Alexander L.
Simpson, David
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Penn State Univ, Inst Gravitat & Cosmos, University Pk, PA 16802 USAPenn State Univ, Inst Gravitat & Cosmos, University Pk, PA 16802 USA
Simpson, David
Dantas, Christine C.
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机构:
Inst Aeronaut & Espaco, Dept Ciencia & Tecnol Aeroespacial, Div Mat AMR, Espaco, BrazilPenn State Univ, Inst Gravitat & Cosmos, University Pk, PA 16802 USA
Dantas, Christine C.
Jaffe, Matthew
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机构:
Univ Calif Berkeley, Dept Phys, Berkeley, CA 94720 USAPenn State Univ, Inst Gravitat & Cosmos, University Pk, PA 16802 USA