henri-poincare

22 个文章
It is far better to foresee even without certainty than not to foresee at all.
Cube681
•
0 0 0
henri-poincare 彭卡勒 名人名言
Thus, they are free to replace some objects by others so long as the relations remain unchanged.
Cube681
•
0 0 0
henri-poincare 彭卡勒 名人名言
It has adopted the geometry most advantageous to the species or, in other words, the most convenient.
Cube681
•
0 0 0
henri-poincare 彭卡勒 名人名言
Geometry is not true, it is advantageous.
Cube681
•
0 0 0
henri-poincare 彭卡勒 名人名言
How is an error possible in mathematics?
Cube681
•
0 0 0
henri-poincare 彭卡勒 名人名言
No more than these machines need the mathematician know what he does.
Cube681
•
0 0 0
henri-poincare 彭卡勒 名人名言
To invent is to discern, to choose.
Cube681
•
0 0 0
henri-poincare 彭卡勒 名人名言
What is it indeed that gives us the feeling of elegance in a solution, in a demonstration?
Cube681
•
0 0 0
henri-poincare 彭卡勒 名人名言
If nature were not beautiful, it would not be worth knowing, and if nature were not worth knowing, life would not be worth living.
Cube681
•
0 0 0
henri-poincare 彭卡勒 名人名言
Mathematical discoveries, small or great are never born of spontaneous generation.
Cube681
•
0 0 0
henri-poincare 彭卡勒 名人名言