All Known Implementing Classes:

AbstractIterationMonitor, DefaultIterationMonitor, MatrixIterationMonitor
```
public interface IterationMonitor
```
Monitors the iterative solution process for convergence and divergence. Can also report the current progress.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`boolean`	`converged(double r)`	Checks for convergence
`boolean`	`converged(double r, Vector x)`	Checks for convergence
`boolean`	`converged(Vector r)`	Checks for convergence
`boolean`	`converged(Vector r, Vector x)`	Checks for convergence
`IterationReporter`	`getIterationReporter()`	Returns current iteration reporter
`Vector.Norm`	`getNormType()`	Returns the vector-norm in use
`boolean`	`isFirst()`	Returns true for the first iteration
`int`	`iterations()`	Number of iterations performed
`void`	`next()`	Increases iteration counter
`double`	`residual()`	Returns current residual
`void`	`setFirst()`	Resets the iteration
`void`	`setIterationReporter(IterationReporter monitor)`	Sets new iteration reporter
`void`	`setNormType(Vector.Norm normType)`	Sets the vector-norm to calculate with

- Method Detail
  - setFirst
```
void setFirst()
```
    Resets the iteration
  - isFirst
```
boolean isFirst()
```
    Returns true for the first iteration
  - next
```
void next()
```
    Increases iteration counter
  - iterations
```
int iterations()
```
    Number of iterations performed
  - residual
```
double residual()
```
    Returns current residual
  - converged
```
boolean converged(Vector r,
                  Vector x)
           throws IterativeSolverNotConvergedException
```
    Checks for convergence
    
    Parameters:
    
    r - Residual-vector
    
    x - State-vector
    
    Returns:
    
    True if converged
    
    Throws:
    
    IterativeSolverNotConvergedException
  - converged
```
boolean converged(double r,
                  Vector x)
           throws IterativeSolverNotConvergedException
```
    Checks for convergence
    
    Parameters:
    
    r - Residual-norm
    
    x - State-vector
    
    Returns:
    
    True if converged
    
    Throws:
    
    IterativeSolverNotConvergedException
  - converged
```
boolean converged(double r)
           throws IterativeSolverNotConvergedException
```
    Checks for convergence
    
    Parameters:
    
    r - Residual-norm
    
    Returns:
    
    True if converged
    
    Throws:
    
    IterativeSolverNotConvergedException
  - converged
```
boolean converged(Vector r)
           throws IterativeSolverNotConvergedException
```
    Checks for convergence
    
    Parameters:
    
    r - Residual-vector
    
    Returns:
    
    True if converged
    
    Throws:
    
    IterativeSolverNotConvergedException
  - setIterationReporter
```
void setIterationReporter(IterationReporter monitor)
```
    Sets new iteration reporter
  - getIterationReporter
```
IterationReporter getIterationReporter()
```
    Returns current iteration reporter
  - setNormType
```
void setNormType(Vector.Norm normType)
```
    Sets the vector-norm to calculate with
  - getNormType
```
Vector.Norm getNormType()
```
    Returns the vector-norm in use

Interface IterationMonitor

Method Summary

Method Detail

setFirst

isFirst

next

iterations

residual

converged

converged

converged

converged

setIterationReporter

getIterationReporter

setNormType

getNormType