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Company/University

Virginia Tech

Personal Profile

Dr. Robert A. Canfield is Professor and Assistant Head of the Aerospace and Ocean Engineering Department at Virginia Tech.

Professional Interests

Multidisciplinary Design Optimization, computational methods

426Rank

7Badges

670Score

Robert Canfield submitted Solution 333924 to Problem 975. Gauss Eliminate 2-by-2 example

on 15 Oct 2013

Robert Canfield submitted Solution 311416 to Problem 1846. Free Fall analytical solution (Chapra 2012 textbook Example 1.1)

on 27 Aug 2013

Robert Canfield submitted Problem 1846. Free Fall analytical solution (Chapra 2012 textbook Example 1.1) to Community

on 25 Aug 2013

Robert Canfield submitted Solution 310145 to Problem 1846. Free Fall analytical solution (Chapra 2012 textbook Example 1.1)

on 25 Aug 2013

Robert Canfield submitted Solution 227395 to Problem 2. Make the vector [1 2 3 4 5 6 7 8 9 10]

on 5 Apr 2013

Robert Canfield submitted Solution 161639 to Problem 1031. Composite Trapezoidal Rule for Numeric Integration

on 13 Nov 2012

Robert Canfield submitted Problem 1031. Composite Trapezoidal Rule for Numeric Integration to Community

on 13 Nov 2012

Robert Canfield submitted Solution 149322 to Problem 974. Forward Elimination for Gauss Elimination

on 16 Oct 2012

Robert Canfield submitted Solution 149319 to Problem 975. Gauss Eliminate 2-by-2 example

on 16 Oct 2012

Robert Canfield submitted Solution 149008 to Problem 974. Forward Elimination for Gauss Elimination

on 16 Oct 2012

Robert Canfield submitted Solution 148996 to Problem 975. Gauss Eliminate 2-by-2 example

on 16 Oct 2012

Robert Canfield submitted Solution 146379 to Problem 975. Gauss Eliminate 2-by-2 example

on 10 Oct 2012

Robert Canfield submitted Solution 145490 to Problem 975. Gauss Eliminate 2-by-2 example

on 8 Oct 2012

Robert Canfield submitted Problem 974. Forward Elimination for Gauss Elimination to Community

on 8 Oct 2012

Robert Canfield submitted Solution 145463 to Problem 974. Forward Elimination for Gauss Elimination

on 8 Oct 2012

Robert Canfield submitted Solution 145435 to Problem 973. Partial pivoting for Gauss Elimination

on 8 Oct 2012

Robert Canfield submitted Problem 973. Partial pivoting for Gauss Elimination to Community

on 8 Oct 2012

Robert Canfield submitted a Comment to Solution 144028

It was just a first step for demonstration. More tests to come.

on 8 Oct 2012

Robert Canfield submitted Solution 143874 to Problem 966. Bisection method of finding a root.

on 2 Oct 2012

Robert Canfield submitted Problem 966. Bisection method of finding a root. to Community

on 2 Oct 2012

Robert Canfield submitted Solution 143870 to Problem 965. False position (linear interpolation) method of finding a root.

on 2 Oct 2012

Robert Canfield submitted Problem 965. False position (linear interpolation) method of finding a root. to Community

on 2 Oct 2012

Robert Canfield submitted Solution 65581 to Problem 527. Augmented Lagrange Multiplier (ALM) Method

on 25 Mar 2012

Robert Canfield submitted Problem 527. Augmented Lagrange Multiplier (ALM) Method to Community

on 25 Mar 2012

Robert Canfield submitted Problem 524. Sequential Unconstrained Minimization (SUMT) using Interior Penalty to Community

on 24 Mar 2012

Robert Canfield submitted Solution 65390 to Problem 524. Sequential Unconstrained Minimization (SUMT) using Interior Penalty

on 24 Mar 2012

Robert Canfield submitted Solution 65387 to Problem 523. Sequential Unconstrained Minimization (SUMT) using Exterior Penalty

on 24 Mar 2012

Robert Canfield submitted Problem 523. Sequential Unconstrained Minimization (SUMT) using Exterior Penalty to Community

on 24 Mar 2012

Robert Canfield submitted a Comment to Solution 59842

You are correct. It's fixed and being re-scored.

on 19 Mar 2012

Robert Canfield submitted a Comment to Solution 62276

Test case 2 is changed to account for your subsequent comment and to also to be far enough away from the solution so that it cannot converge in 2 iterations.

on 19 Mar 2012

Robert Canfield submitted Problem 493. Quasi-Newton Method for Unconstrained Minimization using BFGS Update to Community

on 13 Mar 2012

Robert Canfield submitted Solution 60501 to Problem 493. Quasi-Newton Method for Unconstrained Minimization using BFGS Update

on 13 Mar 2012

Robert Canfield submitted Solution 60373 to Problem 3. Find the sum of all the numbers of the input vector

on 13 Mar 2012

Robert Canfield submitted a Comment to Problem 481. Rosenbrock's Banana Function and its derivatives

I corrected a typo, checked the "Restore all solutions" box, and clicked "Save." Not sure how to tell when they're rescored.

on 12 Mar 2012

Robert Canfield received Commenter badge for Problem 481. Rosenbrock's Banana Function and its derivatives

on 12 Mar 2012