divergence

相違、分岐

物事や方向、意見が互いに離れたり、違いが大きくなったりすること。

やさしい英語で： A growing separation or difference between things, directions, or opinions.

• There is a divergence of opinion.
• The graph shows a growing divergence between prices and wages.
• The divergence of the two paths increased beyond the bridge.

使い方： divergence between A and B (There is a clear divergence between their views.)

類義語： difference, separation

反対語： convergence

よく使う表現： divergence of opinion, divergence between things, growing divergence

遺伝的分化

生物の集団が、時間とともに遺伝的に異なっていくこと。

やさしい英語で： The process by which groups of living things become genetically different over time.

• Isolation encouraged genetic divergence.
• The researchers measured divergence between the two populations.
• Mutations increased their divergence over many generations.

反対語： convergence

よく使う表現： genetic divergence, evolutionary divergence, divergence between populations

発散

ある点でベクトル場が外へどれほど広がるかを測る数学的な演算。

やさしい英語で： A mathematical operation measuring how much a vector field spreads outward at a point.

• Calculate the divergence of this vector field.
• Its divergence is zero at every point.
• The divergence theorem relates outward flux to a volume integral.

類義語： mul:div, mul:∇⋅

よく使う表現： divergence of something, divergence theorem, calculate the divergence