Closed System

The term closed system has different meanings in different contexts.

Read more about Closed System:  In Thermodynamics, In Classical Mechanics, In Computing, In Engineering

Famous quotes containing the words closed and/or system:

    “On a flat road runs the well-trained runner,
    He is lean and sinewy with muscular legs,
    He is thinly clothed, he leans forward as he runs,
    With lightly closed fists and arms partially raised.”
    —Walt Whitman (1819–1892)

    “New York is more now than the sum of its people and buildings. It makes sense only as a mechanical intelligence, a transporter system for the daily absorbing and nightly redeploying of the human multitudes whose services it requires.”
    —Peter Conrad (b. 1948)