## Tools Of ThoughtDrawing on general systems theory, operations research, cybernetics, futures research, and catastrophe theory, a distinguished geneticist provides the general reader with tools for perceiving and solving today's complex economic, social, and ecological pr |

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Page 115

... to introduce some negative feed - back control system , which will convert the J

- shaped

we are faced with J - shaped

... to introduce some negative feed - back control system , which will convert the J

- shaped

**curve**into an S - shaped**curve**. The first point to note is that at presentwe are faced with J - shaped

**curves**if we plot against time not just population ...Page 131

This gives us a stepped outline ; and we can , to make things prettier ( and more

easy to handle mathematically ) , draw a smooth

jaggedness . The type of graph which gives a stepped outline is known as a

histogram ...

This gives us a stepped outline ; and we can , to make things prettier ( and more

easy to handle mathematically ) , draw a smooth

**curve**which removes thejaggedness . The type of graph which gives a stepped outline is known as a

histogram ...

Page 179

Plot effectiveness - in - solving - P horizontally , and effectiveness - in - solving - Q

vertically , and draw a

combination of A and B ( 100.1 and 10c.2 ) . If it is a combination with negligible ...

Plot effectiveness - in - solving - P horizontally , and effectiveness - in - solving - Q

vertically , and draw a

**curve**showing the best that can be done by any possiblecombination of A and B ( 100.1 and 10c.2 ) . If it is a combination with negligible ...

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### Contents

Introduction II | 11 |

Complex Shapes | 38 |

The Structure of Complex Systems | 48 |

Copyright | |

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### Common terms and phrases

actually alternative applied arrangements attempt become beginning behaviour better called carry cent complex consider container course curve deal described difficult discussed draw effect estimates eventually example experience expressed fact factors figures flats forecasting future give given growing growth happen human ideas important increase individual instance instructions interactions interesting involved kind known less limit living look mathematical means measure method move natural operational organized particular perhaps period population possible practical present probably problem processes produce question reasonably relations represented scientific sense shape side simple situation sort started step structure surface Theory things thought tion turn types understand usually values variables various whole