My wife wanted to plan a week of dinners but I preferred to leave room for disorder. Mathematical thinking helped us combine our different approaches to lifeIn the black and white yin-yang symbol of Chinese philosophy, the yin represents disorder and the feminine, while the yang represents order and the masculine. In my married life the gender stereotype is reversed. My wife is order and I am chaos. She wants to plan what we are having for dinner every night for the coming week. I feel there isn’t much point thinking about it, “because what if we want to take the kids swimming one evening or meet up with friends?”Our differing approaches have led to a few animated discussions (to say the least) and it was after one of these that I started to think about chaos theory: the mathematical theory behind the parable of the butterfly and the storm that gives rise to the so-called butterfly effect – the idea that the flap of the wing of a butterfly in the Amazon can set off the atmospheric events that lead to a storm off the coast of Texas weeks later. Perhaps, I thought, I can prove that planning is pointless. That disorder is inevitable and we might as well accept our lack of control. Continue reading…