Logarithmic scale problem

[Uwe]

To set a logarithmic scale for 1-100

plot->setAxisScaleEngine(QwtPlot::yLeft, new QwtLogScaleEngine(10)); 
plot->setAxisScale(QwtPlot::yLeft,1, 100);
plot->replot();

plot->setAxisScaleEngine(QwtPlot::yLeft, new QwtLogScaleEngine(10)); 
plot->setAxisScale(QwtPlot::yLeft,1, 100);
plot->replot();

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Uwe