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## igeo
Interface IMatrix2I

All Superinterfaces:
  IMatrix2Op, IMatrixI, IMatrixOp, IParameter, IVal

All Known Implementing Classes:
  IMatrix2

    public interface IMatrix2I

extends IMatrixI, IMatrix2Op

Abstract interface of 2x2 numerical matrix.

Author:
  Satoru Sugihara

Method Summary
`IMatrix2I` | `cp()` alias of dup()
`IMatrix2I` | `dup()`
`IMatrix2` | `get()`
`IMatrix2I` | `mul(IMatrix2I m)`
`IVec2I` | `mul(IVec2I m)`
`IMatrix2I` | `set(double v11, double v12, double v21, double v22)`
`IMatrix2I` | `set(IDoubleI v11, IDoubleI v12, IDoubleI v21, IDoubleI v22)`

Methods inherited from interface igeo.IMatrixI
`add, columnNum, columnNum, columnNum, determinant, determinant, determinant, div, div, get, get, get, invert, mul, mul, mul, rowNum, rowNum, rowNum, set, set, set, set, set, setId, setZero, sub`

Method Detail

### get

    IMatrix2 get()

  Specified by:
    `get` in interface `IMatrix2Op`
  Specified by:
    `get` in interface `IMatrixOp`
  Specified by:
    `get` in interface `IParameter`

### dup

    IMatrix2I dup()

  Specified by:
    `dup` in interface `IMatrixI`

### cp

    IMatrix2I cp()

  Description copied from interface: `IMatrixI`
  alias of dup()

  Specified by:
    `cp` in interface `IMatrixI`

### set

    IMatrix2I set(double v11,
                  double v12,
                  double v21,
                  double v22)

### set

    IMatrix2I set(IDoubleI v11,
                  IDoubleI v12,
                  IDoubleI v21,
                  IDoubleI v22)

### mul

    IMatrix2I mul(IMatrix2I m)

### mul

    IVec2I mul(IVec2I m)

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