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NTT-learning/notebooks/professional/06_debugging_ntt_failures/studio.ipynb

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{
"cells": [
{
"cell_type": "markdown",
"metadata": {
"pedagogy": {
"role": "meta",
"difficulty": 1,
"kind": "orientation",
"title": "Studio Goals"
}
},
"source": "## META | difficulty 1 | Studio Goals\n\nThe last studio compresses the whole course into one debugging mindset.\n"
},
{
"cell_type": "markdown",
"metadata": {
"pedagogy": {
"role": "meta",
"difficulty": 1,
"kind": "route_nav",
"title": "Route Guardrails"
}
},
"source": "## META | difficulty 1 | Route Guardrails\n\nYou are at **step 26 of 27** in the only supported route.\n\nNever choose the next notebook manually from the file tree. Use only the links in this cell and the final handoff cell.\n\n**Immediate navigation**\n- Next notebook: [Course Complete](../../COURSE_COMPLETE.ipynb)\n- Previous notebook: [Professional / 06 Debugging NTT Failures / Problems](problems.ipynb)\n- Restart route: [Start Here](../../START_HERE.ipynb)\n\n**Official route chain**\n1. [Start Here](../../START_HERE.ipynb)\n2. [Course Blueprint](../../COURSE_BLUEPRINT.ipynb)\n3. [Foundations / 01 Convolution To Toy NTT / Lecture](../../foundations/01_convolution_to_toy_ntt/lecture.ipynb)\n4. [Foundations / 01 Convolution To Toy NTT / Lab](../../foundations/01_convolution_to_toy_ntt/lab.ipynb)\n5. [Foundations / 01 Convolution To Toy NTT / Problems](../../foundations/01_convolution_to_toy_ntt/problems.ipynb)\n6. [Foundations / 01 Convolution To Toy NTT / Studio](../../foundations/01_convolution_to_toy_ntt/studio.ipynb)\n7. [Foundations / 02 Negative Wrapped NTT / Lecture](../../foundations/02_negative_wrapped_ntt/lecture.ipynb)\n8. [Foundations / 02 Negative Wrapped NTT / Lab](../../foundations/02_negative_wrapped_ntt/lab.ipynb)\n9. [Foundations / 02 Negative Wrapped NTT / Problems](../../foundations/02_negative_wrapped_ntt/problems.ipynb)\n10. [Foundations / 02 Negative Wrapped NTT / Studio](../../foundations/02_negative_wrapped_ntt/studio.ipynb)\n11. [Butterfly Mechanics / 03 Fast Forward CT / Lecture](../../butterfly_mechanics/03_fast_forward_ct/lecture.ipynb)\n12. [Butterfly Mechanics / 03 Fast Forward CT / Lab](../../butterfly_mechanics/03_fast_forward_ct/lab.ipynb)\n13. [Butterfly Mechanics / 03 Fast Forward CT / Problems](../../butterfly_mechanics/03_fast_forward_ct/problems.ipynb)\n14. [Butterfly Mechanics / 03 Fast Forward CT / Studio](../../butterfly_mechanics/03_fast_forward_ct/studio.ipynb)\n15. [Butterfly Mechanics / 04 Fast Inverse GS / Lecture](../../butterfly_mechanics/04_fast_inverse_gs/lecture.ipynb)\n16. [Butterfly Mechanics / 04 Fast Inverse GS / Lab](../../butterfly_mechanics/04_fast_inverse_gs/lab.ipynb)\n17. [Butterfly Mechanics / 04 Fast Inverse GS / Problems](../../butterfly_mechanics/04_fast_inverse_gs/problems.ipynb)\n18. [Butterfly Mechanics / 04 Fast Inverse GS / Studio](../../butterfly_mechanics/04_fast_inverse_gs/studio.ipynb)\n19. [Kyber Mapping / 05 Kyber NTT And Base Multiplication / Lecture](../../kyber_mapping/05_kyber_ntt_and_base_multiplication/lecture.ipynb)\n20. [Kyber Mapping / 05 Kyber NTT And Base Multiplication / Lab](../../kyber_mapping/05_kyber_ntt_and_base_multiplication/lab.ipynb)\n21. [Kyber Mapping / 05 Kyber NTT And Base Multiplication / Problems](../../kyber_mapping/05_kyber_ntt_and_base_multiplication/problems.ipynb)\n22. [Kyber Mapping / 05 Kyber NTT And Base Multiplication / Studio](../../kyber_mapping/05_kyber_ntt_and_base_multiplication/studio.ipynb)\n23. [Professional / 06 Debugging NTT Failures / Lecture](lecture.ipynb)\n24. [Professional / 06 Debugging NTT Failures / Lab](lab.ipynb)\n25. [Professional / 06 Debugging NTT Failures / Problems](problems.ipynb)\n26. **Professional / 06 Debugging NTT Failures / Studio** <- you are here\n27. [Course Complete](../../COURSE_COMPLETE.ipynb)\n"
},
{
"cell_type": "markdown",
"metadata": {
"pedagogy": {
"role": "mandatory",
"difficulty": 3,
"kind": "explanation",
"title": "The Whole Course Is A Debugging Ladder"
}
},
"source": "## MANDATORY | difficulty 3 | The Whole Course Is A Debugging Ladder\n\nEvery earlier bundle built one layer of the debugging stack:\n\n- schoolbook grid and wraparound\n- direct transform algebra\n- CT stage schedule\n- GS inverse schedule\n- bit-reversal and scaling\n- Kyber modulus constraints and base multiplication\n"
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {
"pedagogy": {
"role": "mandatory",
"difficulty": 3,
"kind": "demo",
"title": "Print The Whole Debugging Ladder"
}
},
"outputs": [],
"source": "# MANDATORY | difficulty 3 | Print The Whole Debugging Ladder\n\nladder = [\n \"Can I see the raw schoolbook product grid?\",\n \"Can I explain the negacyclic wraparound sign?\",\n \"Can I reproduce the direct NTT_psi / INTT_psi round trip?\",\n \"Can I trace CT stages with the right zetas?\",\n \"Can I trace GS stages with the right order and scaling?\",\n \"Can I explain why Kyber v3 does not inherit the full toy psi story unchanged?\",\n]\nfor item in ladder:\n print(\"-\", item)\n"
},
{
"cell_type": "markdown",
"metadata": {
"pedagogy": {
"role": "mandatory",
"difficulty": 2,
"kind": "exercise",
"title": "Final Debug Checklist"
}
},
"source": "## MANDATORY | difficulty 2 | Final Debug Checklist\n\nKeep this order:\n\n1. ring rule and wraparound\n2. root existence and root choice\n3. stage pairings and zetas\n4. BO vs NO comparison\n5. final `n^-1` scaling\n6. Kyber-specific modulus / base-multiplication assumptions\n"
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {
"pedagogy": {
"role": "mandatory",
"difficulty": 2,
"kind": "exercise",
"title": "One Last Round Trip"
}
},
"outputs": [],
"source": "# MANDATORY | difficulty 2 | One Last Round Trip\n\nfrom ntt_learning.toy_ntt import fast_intt_psi_gs_trace, fast_ntt_psi_ct_trace\n\nsignal = [3, 1, 4, 1]\nforward_trace = fast_ntt_psi_ct_trace(signal, 17, 2)\ninverse_trace = fast_intt_psi_gs_trace(forward_trace.raw_output, 17, 2)\n\nprint(\"signal:\", signal)\nprint(\"forward BO:\", forward_trace.raw_output)\nprint(\"inverse scaled:\", inverse_trace.scaled_output)\n"
},
{
"cell_type": "markdown",
"metadata": {
"pedagogy": {
"role": "mandatory",
"difficulty": 2,
"kind": "reflection",
"title": "Final Reflection"
}
},
"source": "## MANDATORY | difficulty 2 | Final Reflection\n\nFinal prompt:\n\n- Which image now anchors your understanding of NTT best: the schoolbook grid, the fold arrows, the CT stage view, the GS stage view, or the bit-reversal map?\n- Why that one?\n"
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {
"pedagogy": {
"role": "facultative",
"difficulty": 4,
"kind": "exploration",
"title": "Optional: Personal Debug Rule"
}
},
"outputs": [],
"source": "# FACULTATIVE | difficulty 4 | Optional: Personal Debug Rule\n\npersonal_rule = \"Never trust a final vector until I have checked the stage trace, the order, and the scaling.\"\nprint(personal_rule)\n"
},
{
"cell_type": "markdown",
"metadata": {
"pedagogy": {
"role": "meta",
"difficulty": 1,
"kind": "handoff",
"title": "Next Notebook"
}
},
"source": "## META | difficulty 1 | Next Notebook\n\nYou finished **Professional / 06 Debugging NTT Failures / Studio**.\n\n**Primary next action**\n- Next notebook: [Step 27 of 27 - Course Complete](../../COURSE_COMPLETE.ipynb)\n\n**Recovery links if you get lost**\n- Previous notebook: [Professional / 06 Debugging NTT Failures / Problems](problems.ipynb)\n- Restart route: [Start Here](../../START_HERE.ipynb)\n"
}
],
"metadata": {
"kernelspec": {
"display_name": "Python 3",
"language": "python",
"name": "python3"
},
"language_info": {
"name": "python"
},
"ntt_learning": {
"title": "Studio: Debugging NTT Failures",
"contract_version": "0.2",
"sequence": [
"notebooks/START_HERE.ipynb",
"notebooks/COURSE_BLUEPRINT.ipynb",
"notebooks/foundations/01_convolution_to_toy_ntt/lecture.ipynb",
"notebooks/foundations/01_convolution_to_toy_ntt/lab.ipynb",
"notebooks/foundations/01_convolution_to_toy_ntt/problems.ipynb",
"notebooks/foundations/01_convolution_to_toy_ntt/studio.ipynb",
"notebooks/foundations/02_negative_wrapped_ntt/lecture.ipynb",
"notebooks/foundations/02_negative_wrapped_ntt/lab.ipynb",
"notebooks/foundations/02_negative_wrapped_ntt/problems.ipynb",
"notebooks/foundations/02_negative_wrapped_ntt/studio.ipynb",
"notebooks/butterfly_mechanics/03_fast_forward_ct/lecture.ipynb",
"notebooks/butterfly_mechanics/03_fast_forward_ct/lab.ipynb",
"notebooks/butterfly_mechanics/03_fast_forward_ct/problems.ipynb",
"notebooks/butterfly_mechanics/03_fast_forward_ct/studio.ipynb",
"notebooks/butterfly_mechanics/04_fast_inverse_gs/lecture.ipynb",
"notebooks/butterfly_mechanics/04_fast_inverse_gs/lab.ipynb",
"notebooks/butterfly_mechanics/04_fast_inverse_gs/problems.ipynb",
"notebooks/butterfly_mechanics/04_fast_inverse_gs/studio.ipynb",
"notebooks/kyber_mapping/05_kyber_ntt_and_base_multiplication/lecture.ipynb",
"notebooks/kyber_mapping/05_kyber_ntt_and_base_multiplication/lab.ipynb",
"notebooks/kyber_mapping/05_kyber_ntt_and_base_multiplication/problems.ipynb",
"notebooks/kyber_mapping/05_kyber_ntt_and_base_multiplication/studio.ipynb",
"notebooks/professional/06_debugging_ntt_failures/lecture.ipynb",
"notebooks/professional/06_debugging_ntt_failures/lab.ipynb",
"notebooks/professional/06_debugging_ntt_failures/problems.ipynb",
"notebooks/professional/06_debugging_ntt_failures/studio.ipynb",
"notebooks/COURSE_COMPLETE.ipynb"
]
}
},
"nbformat": 4,
"nbformat_minor": 5
}
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