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    • Join Date: Feb 2007
    • Posts: 283
    #1

    back-projection

    please help me understand the meaning of underlined words and whole sentence:
    it reduces the past to a mere function or back-projection of the present.

  1. Casiopea's Avatar

    • Join Date: Sep 2003
    • Posts: 12,970
    #2

    Re: back-projection

    MULTIPLE-MATERIAL WORLDS WITH SINGLE-MATERIAL GOALS

    "When a projection is simple, we can define a kind of inverse for it, which we will call its back-projection."
    Source: BINDINGS AND UNIFORM REDUCIBILITY


    • Join Date: Feb 2007
    • Posts: 283
    #3

    Re: back-projection

    thanks casiopea
    but what does exactlymean my example?

  2. Casiopea's Avatar

    • Join Date: Sep 2003
    • Posts: 12,970
    #4

    Re: back-projection

    Simply, the past is a different perspective of the present.

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