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## Singularity.getAugmentationPrereq() method
Get the pre-requisite of an augmentation.
Signature:
```typescript
getAugmentationPrereq(augName: string): string[];
```
## Parameters
| Parameter | Type | Description |
| --- | --- | --- |
| augName | string | Name of Augmentation. |
Returns:
string\[\]
Array with the names of the prerequisite Augmentation(s) for the specified Augmentation.
## Remarks
RAM cost: 5 GB \* 16/4/1
This function returns an array with the names of the prerequisite Augmentation(s) for the specified Augmentation. If there are no prerequisites, a blank array is returned.