What is the knowledge related to mathematics in Kuanzhai Lane Scenic Area?

Chengdu Kuanzhai Lane consists of parallel wide lanes, narrow lanes and well lanes, all of which are antique quadrangles made of indigo bricks. The spatial scale of the wide and narrow lane street is defined by the buildings and courtyard walls on both sides. The width of the street is about 7 meters, and the width is about 5 meters, while the buildings along the street are 1 ~ 2 stories, and the height is also 5 ~ 8 meters, so the height-width ratio of the street section is about 1: 1.

After the transformation, the overall spatial style of Kuanzhai Lane is relatively complete, which continues the style of western Sichuan folk houses in the Qing Dynasty. The street belongs to the northern hutong street in shape, and its main features are as follows: "fish spine" road pattern. This mode facilitates the spontaneous energy management of street residents and lays a quiet and leisurely life tone.

Extended data:

The core area of Chengdu Kuanzhai Lane Historical and Cultural Protection Zone covers an area of 66,590 square meters, with about 73 courtyards and units. The original building area is about 610.03 million square meters, with 944 households. Most of the traditional courtyards in the area are residential buildings, especially the streets and lanes have basically maintained the features of the late Qing Dynasty and the early Republic of China.

According to field survey and mapping, there are 48 traditional courtyard-style residential buildings with an area of about 327 13 square meters, accounting for 49. 13% of the core area, and 25 new buildings with an area of about 223 17 square meters, accounting for 33.510% of the core area. There are about 42 courtyards with protection value, covering an area of about 25,965,438+08 square meters, accounting for 38.92% of the core area and 79.22% of the traditional courtyards.

Chengdu Kuanzhai Lane historical and cultural protection zone adopts the protection strategy of integrity, authenticity, diversity and sustainability.