Problem 411. Back to basics 21 - Matrix replicating

[1] -> [1 1
        1 1]

[1 2       -> [1 2 1 2
 3 4]          3 4 3 4 
               1 2 1 2 
               3 4 3 4]

Solution Comments

Problem Recent Solvers1813

Suggested Problems

• Kaprekar Steps

  2377 Solvers

• Remove the polynomials that have positive real elements of their roots.

  1743 Solvers

• letter yes yes & letter no no

  546 Solvers

• Flip the vector from right to left

  11182 Solvers

• Pernicious Anniversary Problem

  841 Solvers

More from this Author39

• Back to basics 18 - justification

  210 Solvers

• 2 b | ~ 2 b

  410 Solvers

• Back to basics 17 - white space

  280 Solvers

• Circumscribed circles

  520 Solvers

• Back to basics 12 - Input Arguments

  624 Solvers