Notation For Image and Inverse Image
The traditional notations used in the previous section can be confusing. An alternative is to give explicit names for the image and preimage as functions between powersets:
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Famous quotes containing the words image and/or inverse:
“You make yourselves out to be shepherds of the flock and yet you allow your sheep to live in filth and poverty. And if they try and raise their voices against it, you calm them by telling them their suffering is the will of God. Sheep, indeed. Are we sheep to be herded and sheared by a handful of owners? I was taught man was made in the image of God, not a sheep.”
—Philip Dunne (1908–1992)
“Yet time and space are but inverse measures of the force of the soul. The spirit sports with time.”
—Ralph Waldo Emerson (1803–1882)