4 | | |

5 | | ~~--------------------------------------------------------------------------------~~ |

6 | | |

7 | | ~~Chinese literature dating from as early as 650 BC tells the legend of Lo Shu ~~ |

8 | | ~~or "scroll of the river Lo". In ancient China there was a huge flood. The great ~~ |

9 | | ~~king Yu tried to channel the water out to sea where then emerged from the water ~~ |

10 | | ~~a turtle with a curious figure/pattern on its shell; circular dots of numbers ~~ |

11 | | ~~which were arranged in a three by three grid pattern such that the sum of the ~~ |

12 | | ~~numbers in each row, column and diagonal was the same: 15, which is also the ~~ |

13 | | ~~number of days in each of the 24 cycles of the Chinese solar year.~~ |

14 | | |

15 | | ~~This pattern, in a certain way, was used by the people in controlling the river.~~ |

16 | | |

17 | | ~~--------------------------------------------------------------------------------~~ |

| 18 | |

| 19 | -------------------------------------------------------------------------------- |

| 20 | |

| 21 | Chinese literature dating from as early as 650 BC tells the legend of Lo Shu |

| 22 | or "scroll of the river Lo". In ancient China there was a huge flood. The great |

| 23 | king Yu tried to channel the water out to sea where then emerged from the water |

| 24 | a turtle with a curious figure/pattern on its shell; circular dots of numbers |

| 25 | which were arranged in a three by three grid pattern such that the sum of the |

| 26 | numbers in each row, column and diagonal was the same: 15, which is also the |

| 27 | number of days in each of the 24 cycles of the Chinese solar year. |

| 28 | |

| 29 | This pattern, in a certain way, was used by the people in controlling the river. |