> For the complete documentation index, see [llms.txt](https://dualsoft-1.gitbook.io/dualsoft/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://dualsoft-1.gitbook.io/dualsoft/manual/ds-modeling.md).

# DS 모델링

- [DS Duality 이중성 개요](https://dualsoft-1.gitbook.io/dualsoft/manual/ds-modeling/ds-duality.md)
- [Case1 : System ⊕ Device](https://dualsoft-1.gitbook.io/dualsoft/manual/ds-modeling/case1-system-device.md)
- [Case2 : Instance ⊕ Reference](https://dualsoft-1.gitbook.io/dualsoft/manual/ds-modeling/case2-instance-reference.md)
- [Case3 : Arrow 인과 연결과 Bit 이중성](https://dualsoft-1.gitbook.io/dualsoft/manual/ds-modeling/case3-arrow-bit.md)
- [Case4 : ApiCall → Tag → ApiDef](https://dualsoft-1.gitbook.io/dualsoft/manual/ds-modeling/case4-apicall-tag-apidef.md)