城市并非树形)（A city is not a tree）.docVIP

城市并非树形)（A city is not a tree） Meng Yi Bian to help, finally found this often see mentioned, but failed to find a long text (translation) article, then immediately read. This is published in the architects above the beginning, is the authority of Wangtan famous buildings we write, with a unique political storm experienced countless old politically correct distinctive position gives cautious praise, can be considered throughout (but this nonsense nonsense can guarantee in the elderly the national final age), in addition to the first sentence: this is a paper on the design method of the thesis, the principle is not limited to the city planning, I think this is a good summary. The evaluation of Charles Jencks more points out the value of Alexanders thought: he believes that only after Alexander appeared in this article, after Alexander has recommended this way of thinking to the people, at least in theory can solve the problem of the city complex. Alexander first analyzed (the formation of natural and artificial city (city) unified planning and a short period of time) the difference, he thinks that nature is a semi city network structure, while the artificial city is a simple linear tree structure. What is the structure, what is the system, Alexander gave a lot of examples, especially the first example: system structure, signal lamp, the newsrack sidewalk, I think it can be understand: in this system, the newsrack, lights, sidewalks as a fixed part of the system, the formation of the system of structure, but as a living, constantly in the system to take effect, in addition to its structure, which also vary constantly exercise, metabolism, and part of both groups, newspapers, money and electric pulse in the system, these components continue to access system. The system and play a role in metabolism, relative to the structure, we can live the part called energy, which is a change and flow of energy with indefinite ingredients Plasticity, the operation mode of shaping the