Labels:bulletin board | daily | encyclical | fence | sky | skyscraper OCR: happens ata An event is somethin particular particular point space four numbers time So one can specif oice of or coordinates. Again an use any coordinates is arbitrary rdinates and three well defined spatia ivity there any measure of time. In space and no real distinction betwe is no real time coordinates, just as ace coordi. difference between any set of nates One could choose first space coordinates in which, sa of the old first coordinate was a combin For instance, and second space coordi ion ofa point instead of measuring the Piccadilly and on the earth in miles nor ould use miles miles west of Piccadilly, northeast of Piccadilly somethi COOT dinates arbitrar COOr choos
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