设长度为<img src="https://static.zxtiku.com/wangke/imgs/topic/5d3da3eddcbabd3f84d2e198a8de3e9c.png"/>和长度<img src="https://static.zxtiku.com/wangke/imgs/topic/6569cd9dea2d61cdd063dd3c329bf94a.png"/>的两个序列分别为：‍<br/> <img src="https://static.zxtiku.com/wangke/imgs/topic/9f5ce08c4812845223385b99d6cda29a.png"/> ， <img src="https://static.zxtiku.com/wangke/imgs/topic/572af81d8268dba2094cab02b1255069.png"/>‍<br/> 则线性卷积<img src="https://static.zxtiku.com/wangke/imgs/topic/8538e589d947866f09f49e5a6166127e.png"/>为（）‍<b