.TH "sc::NonlinearTransform" 3 "Sun Oct 4 2020" "Version 2.3.1" "MPQC" \" -*- nroff -*-
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.SH NAME
sc::NonlinearTransform \- The \fBNonlinearTransform\fP class transforms between two nonlinear coordinate systems\&.  

.SH SYNOPSIS
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.PP
.PP
\fC#include <transform\&.h>\fP
.PP
Inherits \fBsc::RefCount\fP\&.
.PP
Inherited by \fBsc::IdentityTransform\fP\&.
.SS "Public Member Functions"

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.RI "virtual void \fBtransform_coordinates\fP (const \fBRefSCVector\fP &x)=0"
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.RI "\fBTransform\fP the coordinates\&. "
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.RI "virtual void \fBtransform_gradient\fP (const \fBRefSCVector\fP &g)"
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.RI "\fBTransform\fP the gradient at a point in the new coordinate system\&. "
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.RI "virtual void \fBtransform_hessian\fP (const \fBRefSymmSCMatrix\fP &h)"
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.RI "\fBTransform\fP the hessian to the new coordinate system\&. "
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.RI "virtual void \fBtransform_ihessian\fP (const \fBRefSymmSCMatrix\fP &ih)"
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.RI "\fBTransform\fP the inverse of the hessian\&. "
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.SS "Protected Attributes"

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.RI "\fBRefSCMatrix\fP \fBlinear_transform_\fP"
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.SS "Additional Inherited Members"
.SH "Detailed Description"
.PP 
The \fBNonlinearTransform\fP class transforms between two nonlinear coordinate systems\&. 

It is needed when a change of coordinates occurs in the middle of an optimization\&. 
.SH "Member Function Documentation"
.PP 
.SS "virtual void sc::NonlinearTransform::transform_gradient (const \fBRefSCVector\fP & g)\fC [virtual]\fP"

.PP
\fBTransform\fP the gradient at a point in the new coordinate system\&. transform_coordinates must be called first to give the point\&. 
.PP
Reimplemented in \fBsc::IdentityTransform\fP\&.
.SS "virtual void sc::NonlinearTransform::transform_hessian (const \fBRefSymmSCMatrix\fP & h)\fC [virtual]\fP"

.PP
\fBTransform\fP the hessian to the new coordinate system\&. transform_gradient must be called first to initialize this routine\&. 
.PP
Reimplemented in \fBsc::IdentityTransform\fP\&.
.SS "virtual void sc::NonlinearTransform::transform_ihessian (const \fBRefSymmSCMatrix\fP & ih)\fC [virtual]\fP"

.PP
\fBTransform\fP the inverse of the hessian\&. transform_gradient must be called first to initialize this routine\&. 
.PP
Reimplemented in \fBsc::IdentityTransform\fP\&.

.SH "Author"
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Generated automatically by Doxygen for MPQC from the source code\&.