On the river map, black spots and white spots arranged in several arrays contain infinite mysteries; The sum of the three numbers on the vertical, horizontal and diagonal lines in Luoshu is equal to 15, which is very wonderful.
An image of a river map
The river map uses ten black and white dots to represent the four images of Yin-Yang, Five Elements, and its picture is square. As follows:? North: There is a white dot inside and six black dots outside, which indicate Xuanwu astrology and five elements of water. ? East: There are three white spots inside and eight black spots outside, which represent Qinglong Star and Wuxing Tree. ? South: There are two black spots and seven white spots outside, indicating the five behaviors of Suzaku and fire. ? West: There are four black spots and nine white spots outside, representing the white tiger star and the five elements of gold. ? Center: five white dots inside and ten black dots outside, representing the singularity of time and space, five elements of soil. ? (Where odd numbers are white dots for Yang and even numbers are black dots for Yin. Among the four elephants, each elephant commands seven stars and has twenty-eight nights. ) The above is the river map. Among them, four elephants, according to the orientation of the ancients sitting in the north facing south, are: the former Suzaku, the later Xuanwu, the left Qinglong and the right White Tiger. This is the origin of geomantic pictograms.
The picture is as follows: