You might want to wade into these... (click on PDF)<br /><br />1. hep-th/0411270
pdf :<br />Title: Perturbations in bouncing cosmologies: dynamical attractor vs scale invariance<br />Authors: Paolo Creminelli, Alberto Nicolis, Matias Zaldarriaga<br />Comments: 19 pages<br /> <br /><br />2. gr-qc/0410027
pdf :<br />Title: Patch dualities and remarks on nonstandard cosmologies<br />Authors: Gianluca Calcagni<br />Comments: 14 pages, 8 figures; an error in the Hamilton-Jacoby equations corrected, discussion and figures in Sec. II modified accordingly, discussion on dual solutions improved, references added<br /> <br /><br />3. hep-th/0407078
pdf :<br />Title: Conformal relativity versus Brans-Dicke and superstring theories<br />Authors: David Blaschke, Mariusz P. Dabrowski<br />Comments: REVTEX4, 12 pages, an improved version, references added<br /> <br /><br />4. hep-th/0406235
pdf :<br />Title: Collision of Domain Walls and Reheating of the Brane Universe<br />Authors: Yu-ichi Takamizu, Kei-ichi Maeda<br />Comments: 10 pages, 12 figures<br /> <br /><br />5. hep-th/0406180
pdf :<br />Title: Vector Perturbations in a Contracting Universe<br />Authors: Thorsten Battefeld, Robert Brandenberger<br />Comments: v3. Two reference added; Identical with version accepted for publication at PRD<br />Journal-ref: Phys. Rev. D 70, 121302(R) (2004)<br /> <br /><br />6. astro-ph/0401579
pdf :<br />Title: A Briefing on the Ekpyrotic/Cyclic Universe<br />Authors: Justin Khoury (Columbia Univ.)<br />Comments: 8 pages, 1
Basic Error: The accelerating Universe conclusion - reason
Just a couple of questions please about just how far back we can model.
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