Re: [boost] ublas: matrix clear() and operator=

From: Joerg Walter (jhr.walter_at_[hidden])
Date: 2002-05-01 14:17:03

----- Original Message -----
From: "Toon Knapen" <toon.knapen_at_[hidden]>
To: <boost_at_[hidden]>
Sent: Tuesday, April 30, 2002 6:09 PM
Subject: [boost] ublas: matrix clear() and operator=

> Currently, the matrices can be clear()-ed such that all elements are set
to
> 0. I would find it even more convenient to be able to use
> operator=(some_value_type) to assign a specific value to all the entries
in
> the matrix.

How would you define the semantics of such an assignment operator for sparse
matrices?

> But I figure there's some good reason one has to use clear()
> instead of operator=() ?

Do you think, it would be worthy to add something like zero_vector<> and
zero_matrix<> to allow for syntactic sugar like m = zero_matrix<>()?

Regards

Joerg