Labels:bulletin board | daily | encyclical | fence | sky OCR: elieve must be second feature that Einstein' idea part of any ultimate theor epresented by that the gravitational fiel to follow the curved space- time partic ina curved nearest thing to a straigh is not flat space but because space as if hy their paths appear to be ipply Feynman gravitational field. When in' view of sun over histories story ofa gravity the analogue oft ved space- time particle is complet the whole that represents the histo ical difficulties universe. To avoid the over actually performing the times must be histories, these curved time taken to be Euclidean. able from imaginary and is indisting directions in space resented vitational stiaigl spact Fevman Wher Fuclidean indistin ectons
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