# std::weibull_distribution::a, b

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< cpp‎ | numeric‎ | random‎ | weibull distribution

RealType a() const; | (1) | (since C++11)
RealType b() const; | (2) | (since C++11)

Returns the parameters the distribution was constructed with.

1) Returns the a parameter. It defines the shape of the distribution. The default value is 1.0.
2) Returns the b parameter. It defines the scale of the distribution. The default value is 1.0.

### Parameters

(none)

### Return value

1) The value of the a parameter.
2) The value of the b parameter.

### Complexity

Constant.

### See also

param | gets or sets the distribution parameter object (public member function)

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