# 實指數函數

[目錄呈現與來源綁定資料](https://ocme.evemisslab.com/data/i18n/catalogue.en.json)



## [實指數函數](https://ocme.evemisslab.com/zh-Hant/atlas/atlas-real-exponential-function/)

實指數函數以對每個實數絕對收斂的冪級數E(x)=sum_{n≥0}x^n/n!定義，並滿足E(x+y)=E(x)E(y)與E(x)>0。

atlas-real-exponential-function · canonical_mko

[實指數函數](https://ocme.evemisslab.com/zh-Hant/mko/mko-real-exponential-function/)

## 前置節點


- [無窮級數](https://ocme.evemisslab.com/zh-Hant/atlas/atlas-infinite-series/)
- [實數](https://ocme.evemisslab.com/zh-Hant/atlas/atlas-real-number/)
- [函數映射](https://ocme.evemisslab.com/zh-Hant/atlas/atlas-function-mapping/)
- [數列極限與精確尾界](https://ocme.evemisslab.com/zh-Hant/atlas/atlas-sequence-limit/)
- [冪級數收斂半徑](https://ocme.evemisslab.com/zh-Hant/atlas/atlas-power-series-radius-of-convergence/)
- [階乘](https://ocme.evemisslab.com/zh-Hant/atlas/atlas-factorial/)
- [級數絕對收斂](https://ocme.evemisslab.com/zh-Hant/atlas/atlas-absolute-convergence-of-series/)
- [二項式定理](https://ocme.evemisslab.com/zh-Hant/atlas/atlas-binomial-theorem/)