Ehrenfest model

Summary

Ehrenfest model is a formula^[1]. It draws 26 Wikipedia views per month (formula category, ranking #114 of 501).^[2]

Key Facts

• Ehrenfest model's instance of is recorded as formula^[3].
• Paul Ehrenfest is named after Ehrenfest model^[4].
• Ehrenfest model's Freebase ID is recorded as /m/04jmqx0^[5].
• Ehrenfest model's Encyclopædia Britannica Online ID is recorded as topic/Ehrenfest-model-of-diffusion^[6].
• Ehrenfest model's defining formula is recorded as H(t) = -\sum_{i} P(X(t)=i) \log \left( \frac{P(X(t)=i)}{\pi_i}\right)^[7].
• Ehrenfest model's maintained by WikiProject is recorded as WikiProject Mathematics^[8].
• Ehrenfest model's Microsoft Academic ID is recorded as 178886280^[9].

Why It Matters

Ehrenfest model draws 26 Wikipedia views per month (formula category, ranking #114 of 501).^[2] It has Wikipedia articles in 5 language editions, a strong signal of global cultural recognition.^[10] It is known by 3 alternative names across languages and contexts.^[11]