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#ifndef REGRESSION_POWER_MODEL_H
#define REGRESSION_POWER_MODEL_H
#include "model.h"
#include <poincare/expression_layout.h>
namespace Regression {
class PowerModel : public Model {
public:
using Model::Model;
Poincare::ExpressionLayout * layout() override;
I18n::Message formulaMessage() const override { return I18n::Message::PowerRegressionFormula; }
double evaluate(double * modelCoefficients, double x) const override;
double levelSet(double * modelCoefficients, double xMin, double step, double xMax, double y, Poincare::Context * context) override;
double partialDerivate(double * modelCoefficients, int derivateCoefficientIndex, double x) const override;
int numberOfCoefficients() const override { return 2; }
int bannerLinesCount() const override { return 2; }
protected:
virtual bool dataSuitableForFit(Store * store, int series) const override;
};
}
#endif
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