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+---
+type: entity
+subtype: product
+title: "midas NFX"
+created: 2026-06-02
+updated: 2026-06-02
+address: c-000173
+aliases:
+  - MIDAS NFX
+  - Midas NFX
+tags:
+  - entity
+  - product
+  - finite-element-method
+  - nonlinear-analysis
+status: current
+related:
+  - "[[MIDAS Information Technology]]"
+  - "[[Midas-NFX-Analysis-Manual|Midas NFX Analysis Manual]]"
+  - "[[midas FEA]]"
+  - "[[midas Civil]]"
+  - "[[Midas NFX Analysis Workflow]]"
+  - "[[Midas NFX Element Library]]"
+  - "[[Midas NFX Equation Solvers and Eigen Extraction]]"
+sources:
+  - "[[Midas-NFX-Analysis-Manual|Midas NFX Analysis Manual]]"
+---
+
+# midas NFX
+
+## Definition
+
+midas NFX is a general-purpose finite element analysis product from [[MIDAS Information Technology]]. The [[Midas-NFX-Analysis-Manual|Midas NFX Analysis Manual]] presents it as a structural and field-analysis program covering linear, nonlinear, dynamic, heat-transfer, fatigue, contact, and optimization workflows.
+
+## Manual Coverage
+
+The manual organizes NFX around model definition, node/DOF and coordinate-system conventions, element libraries, material laws, equation solvers, eigen extraction, linear and nonlinear dynamics, contact, fatigue, thermal/electrical coupling, load/constraint definitions, optimization, and forming-limit analysis.
+
+## Why It Matters
+
+For this vault's custom-solver thread, midas NFX is a useful reference because it exposes a broad production FE solver contract without being only bridge-specific. It complements [[midas FEA]] by adding more general structural, thermal/electrical, optimization, and forming-limit coverage, and complements [[midas Civil]] by focusing on solver-kernel mechanics rather than civil design utilities.
+
+## Related
+
+- [[midas FEA]] - sibling MIDAS product focused on nonlinear detail finite element analysis.
+- [[midas Civil]] - sibling MIDAS product focused on civil/bridge analysis and design workflows.
+- [[ABAQUS]] - broad commercial finite element product represented in this vault.
+- [[Finite Element Program Implementation]] - common implementation workflow.