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-rw-r--r--graphics/asymptote/examples/linearregression.asy8
1 files changed, 4 insertions, 4 deletions
diff --git a/graphics/asymptote/examples/linearregression.asy b/graphics/asymptote/examples/linearregression.asy
index a1cc6ff6bc..7ec50d8fb0 100644
--- a/graphics/asymptote/examples/linearregression.asy
+++ b/graphics/asymptote/examples/linearregression.asy
@@ -28,13 +28,13 @@ while (!eof(duncan)) {
real[] coeffs = leastsquares(independentvars, dependentvars, warn=false);
if (coeffs.length == 0) {
abort("Unable to find regression: independent variables are "
- + "linearly dependent.");
+ + "linearly dependent.");
}
real f(pair xy) {
return coeffs[0] * xy.x // income
- + coeffs[1] * xy.y // education
- + coeffs[2]; // residue
+ + coeffs[1] * xy.y // education
+ + coeffs[2]; // residue
}
real xmin = infinity, xmax = -infinity, ymin = infinity, ymax = -infinity;
@@ -52,7 +52,7 @@ draw(surface(f, (xmin, ymin), (xmax, ymax)),
for (int ii = 0; ii < independentvars.length; ++ii) {
triple pt = (independentvars[ii][0], independentvars[ii][1],
- dependentvars[ii]);
+ dependentvars[ii]);
draw(shift(pt) * unitsphere, material(yellow, emissivepen=0.2*yellow));
real z = f((pt.x, pt.y));
if (pt.z > z) draw (pt -- (pt.x, pt.y, z), green);