## Tools for Thought |

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Page 80

To start with the simplest case: consider a system in which there is only one input,

and this is operated on in a

until it finally comes out of the system again as a product F. Even such a simple ...

To start with the simplest case: consider a system in which there is only one input,

and this is operated on in a

**sequence**of steps from, say, A to B, to C, to D, to E,until it finally comes out of the system again as a product F. Even such a simple ...

Page 83

In one way, the more there is of a particular component, say D, the faster D is

produced; D affects the earlier stages in the

through them. This is known as positive feed-back (6a.4), and is a reinforcing

type ...

In one way, the more there is of a particular component, say D, the faster D is

produced; D affects the earlier stages in the

**sequence**to increase the rate of flowthrough them. This is known as positive feed-back (6a.4), and is a reinforcing

type ...

Page 84

6a.4

after the number of people in a region of the earth's surface grows beyond a

certain point, there can be some who are surplus to the requirement for

agricultural ...

6a.4

**sequence**, which may involve things of quite a different kind. For instance,after the number of people in a region of the earth's surface grows beyond a

certain point, there can be some who are surplus to the requirement for

agricultural ...

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### Common terms and phrases

A. N. Whitehead actually alternative atoms attractor surface become behaviour better biological C. H. Waddington cent chreod Club of Rome complex systems components course curve deal diagram discussed effect epigenetic landscape estimates example experience exponential growth fact factors feed-back flats future Games Theory genes give graph happen homeorhesis human ideas important increase Information Theory input instance interactions involved kind large number mathematical means measure move natural resources operational research organized particular pay-off table perhaps philosophy pollution population possible practical Prisoner's Dilemma problem processes produce relations relevance tree schismogenesis scientific method scientists sequence shape simple simulation situation sort statistics step strategy structure symmetry techniques Theory things tion Tools for Thought turn types U-Boats usually values variables various Venn diagram whole worm