# QRResult Source: https://www.tensorplay.cn/docs/generated/tensorplay.linalg.QRResult.html ```python class tensorplay.linalg.QRResult(Q, R) ``` ```python Q ``` Alias for field number 0 ```python R ``` Alias for field number 1 ```python count(value, /) ``` Return number of occurrences of value. ```python index(value, start=0, stop=9223372036854775807, /) ``` Return first index of value. Raises ValueError if the value is not present.