Rose sinusoids or rhodonea curves are polar coordinate curves.
Rose sinusoids
September 2026
Image: NMoroney
Wikipedia has a nice reference chart for different variations.
I wrote a C++ version that I had Gemini port to Python :
The initial version used Eigen to 2D rotate the sinusoid.
For the Gemini session exit summary, the report was processed with this code.
Interaction Summary
Tool Calls: 5 ( ✓ 5 x 0 )
Success Rate: 100.0%
User Agreement: 100.0% (5 reviewed)
Code Changes: +80 -0
Performance
Wall Time: 59.9s
Agent Active: 25.7s
» API Time: 16.0s (62.2%)
» Tool Time: 9.7s (37.8%)
Model Usage
Use /model to view model quota information
Model Reqs Input Tokens Cache Reads Output Token
─────────────────────────────────────────────────────────────────────────────
gemini-3.1-flash-lite 1 755 0 1
↳ utility_summarizer 1 755 0 1
gemini-3-flash-preview 4 47,632 11,232 1,29
↳ main 4 47,632 11,232 1,29
╰──────────────────────────────────────────────────────────────────────────────
Which makes me wonder, what else can 50K tokens get you?