Constructor Theory of Information with David Deutsch
Fallible Animals
00:00
The Principle of Conservation of Energy
constructive theory forbids certain kinds of theories from being possible. In the prevailing conception, the theories forbid just what physical phenomena are possible. So they don't say laws of dynamics don't say that a perpetual motion machine is impossible. That somebody can, but there, physicists have conjectured for over 100 years that there is a principle of physics.
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