:orphan:
# ISLocalToGlobalMappingType
String with the name of a mapping method 
## Synopsis
```
#include "petscis.h" 
typedef const char *ISLocalToGlobalMappingType;
#define ISLOCALTOGLOBALMAPPINGBASIC "basic"
#define ISLOCALTOGLOBALMAPPINGHASH  "hash"

```

## Values

- ***`ISLOCALTOGLOBALMAPPINGBASIC` -*** a non-memory scalable way of storing `ISLocalToGlobalMapping` that allows applying `ISGlobalToLocalMappingApply()` efficiently
- ***`ISLOCALTOGLOBALMAPPINGHASH` -*** a memory scalable way of storing `ISLocalToGlobalMapping` that allows applying `ISGlobalToLocalMappingApply()` reasonably efficiently





## See Also
 `ISLocalToGlobalMapping`, `ISLocalToGlobalMappingSetType()`, `ISLocalToGlobalSetFromOptions()`, `ISGlobalToLocalMappingMode`

## Level
beginner

## Location
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/include/petscis.h.html#ISLocalToGlobalMappingType">include/petscis.h</A>


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[Index of all IS routines](index.md)  
[Table of Contents for all manual pages](/manualpages/index.md)  
[Index of all manual pages](/manualpages/singleindex.md)  
