Fast Fourier transform: Difference between revisions
→{{header|Go}}: library name update
m (→{{header|J}}) |
(→{{header|Go}}: library name update) |
||
Line 254:
"fmt"
"math"
"
)
Line 265:
ditfft2(x[s:], y[n/2:], n/2, 2*s)
for k := 0; k < n/2; k++ {
tf :=
y[k], y[k+n/2] = y[k]+tf, y[k]-tf
}
Line 289:
( 1.0000 +2.4142i)
</pre>
=={{header|Haskell}}==
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