> This page is for version 4.3.
> For other versions, use one of these documentation indexes:
> - 4.6 (Latest) (default): https://docs.nvidia.com/holoscan/sdk-user-guide/4-6-latest/llms.txt
> - ltsb-2.0: https://docs.nvidia.com/holoscan/sdk-user-guide/ltsb-2-0/llms.txt
> - 4.5: https://docs.nvidia.com/holoscan/sdk-user-guide/4-5/llms.txt
> - 4.4: https://docs.nvidia.com/holoscan/sdk-user-guide/4-4/llms.txt
> - 4.3: https://docs.nvidia.com/holoscan/sdk-user-guide/4-3/llms.txt
> - Archives: https://docs.nvidia.com/holoscan/sdk-user-guide/archives/llms.txt

> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://docs.nvidia.com/holoscan/sdk-user-guide/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://docs.nvidia.com/holoscan/sdk-user-guide/_mcp/server.

# holoscan::is_almost_one

> Check if a value is almost one within numerical precision.

```cpp showLineNumbers={false}
template <typename K>
bool holoscan::is_almost_one(
    K value
)
```

Check if a value is almost one within numerical precision.

**Returns:** True if the value is within 100 \* epsilon of one.

**Template parameters**

**`K`** `typename`

Scalar type.

---

**Parameters**

**`value`** `K`

Value to check.

---