Kronecker product: Difference between revisions
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</pre>
=={{header|
==={{header|BASIC256}}===
{{trans|FreeBASIC}}
<syntaxhighlight lang="vbnet">arraybase 1
dim a(2, 2)
a[1,1] = 1 : a[1,2] = 2 : a[2,1] = 3 : a[2,2] = 4
dim b(2, 2)
b[1,1] = 0 : b[1,2] = 5 : b[2,1] = 6 : b[2,2] = 7
call kronecker_product(a, b)
print
dim x(3, 3)
x[1,1] = 0 : x[1,2] = 1 : x[1,3] = 0
x[2,1] = 1 : x[2,2] = 1 : x[2,3] = 1
x[3,1] = 0 : x[3,2] = 1 : x[3,3] = 0
dim y(3, 4)
y[1,1] = 1 : y[1,2] = 1 : y[1,3] = 1 : y[1,4] = 1
y[2,1] = 1 : y[2,2] = 0 : y[2,3] = 0 : y[2,4] = 1
y[3,1] = 1 : y[3,2] = 1 : y[3,3] = 1 : y[3,4] = 1
call kronecker_product(x, y)
end
subroutine kronecker_product(a, b)
ua1 = a[?][]
ua2 = a[][?]
ub1 = b[?][]
ub2 = b[][?]
for i = 1 to ua1
for k = 1 to ub1
print "[";
for j = 1 to ua2
for l = 1 to ub2
print rjust(a[i, j] * b[k, l], 2);
if j = ua1 and l = ub2 then
print "]"
else
print " ";
endif
next
next
next
next
end subroutine</syntaxhighlight>
{{out}}
<pre>Same as FreeBASIC entry.</pre>
=={{header|BQN}}==
<syntaxhighlight lang="bqn">KProd ← ∾·<⎉2 ×⌜</syntaxhighlight>
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