# trunk/8fbb52741e473fc3b8ad318354355962dcc8e532: [MPS] Fix complex pow returning 0 for zero bases (#200564)

> **Key Architectural Takeaway:** Complex pow on MPS returned 0 for every zero base.

**Published:** 2026-10-12T00:53:49+00:00  
**Source:** PyTorch GitHub Releases  
**Category:** bigtech-foss  
**Canonical URL:** https://fosswire.org/news/trunk8fbb52741e473fc3b8ad318354355962dcc8e532-mps-fix-comple.html  

## Executive Summary
Complex pow on MPS returned 0 for every zero base. Now 0 is returned only when the exponent's real part is positive. Pull Request resolved: #200564 Approved by: https://github.com/Skylion007 , https://github.com/malfet

## Architectural & Systems Analysis
From an infrastructure engineering, cloud-native scale, and hyperscale governance standpoint:

- **Hyperscale Provenance:** Open-sourcing internal frameworks subjects proprietary systems to rigorous public analysis.
- **De-facto Standard Cohesion:** Publishing enterprise tooling establishes interoperable specifications across distributed execution.
- **Vendor Decoupling:** Platform engineers can inspect underlying telemetry and memory layouts without black-box vendor lock-in.

## Impact on the Open Ecosystem
Bridges enterprise engineering scale with independent, reproducible open-source software stacks.