Active-Learning Ligand Screening - A research pathway for Bayesian-optimization virtual screening: upload your library (surrogate score, uncertainty, oracle scores), and it drives one step of the drift-aware campaign - Expected-Improvement next-batch selection (downloadable), an escalation recommendation (acquire vs escalate oracle fidelity) via the substrate closure ladder, plus retrospective correlation / top-1% overlap / retrieval / enrichment.
AWS CLI Cheatsheet - A curated, filterable quick-reference of the common AWS CLI v2 commands - identity (configure / sts get-caller-identity), S3, EC2, IAM, Lambda, CloudWatch logs, and SSM sessions - each with a copy button and a link to the official AWS CLI reference.
Azure CLI Cheatsheet - A curated, filterable quick-reference of common Azure CLI (az) commands - login and subscription selection, resource groups, virtual machines, storage accounts, AKS, and web apps - each with a copy button and links to the official Azure CLI docs.
Court Math Utilities - A toolbox of exact court date computations: business (court) days between two dates, service-by-mail time addition, the notice-of-appeal window (30 or 60 days), and a generic response deadline N days from service.
Damped Oscillator - The closed-form damped harmonic oscillator, plotted and honestly labeled, in pure browser JavaScript.
Docker Cheatsheet - A curated, filterable quick-reference of common docker and docker compose commands - run and inspect containers, build and tag images, volumes and networks, compose stacks, and registry push/pull - each with a copy button and links to the official Docker docs.
GDBS Sort (HVP address-order) - Sort any list of numbers in the GDBS substrate's own HVP address order - exact, deterministic, in-browser.
GeoNum Drift Under Cancellation - Watch the GeoNum kernel flag the digits a silent IEEE-754 subtraction quietly throws away.
Glassy Granular Raft Dynamics - Caging and two-step relaxation of a dense 2D granular raft under homogeneous excitation: alpha-relaxation time vs jamming (VFT + MCT), MSD with a cage plateau, F_s(q,t), Debye-Waller plateau, and the Stokes-Einstein product.
Google Cloud (gcloud) Cheatsheet - A curated, filterable quick-reference of common Google Cloud gcloud commands - auth and config, Compute Engine VMs, Cloud Storage, GKE, Cloud Run, IAM, and logs - each with a copy button and links to the official gcloud reference.
GTI - GeoNum Trust Index (Content) - Score any content's integrity in your browser - and get an embeddable, tamper-evident verification badge.
HSA / FSA Contribution Optimizer - HSA-first contribution strategy with exact IRS-limit caps and FSA forfeiture-risk math, in your browser.
Impedance Matching Designer (L-section) - Design the lumped L-section that matches a complex load (R + jX, or pulled from a Touchstone S11 file) to a real source / system impedance at a design frequency.
Intake Auto-Classifier - Auto-classify an intake ticket, matter, email, or note into a practice area, category, and priority, with an honest confidence score and the exact signals that drove it.
Kepler Orbit Visualizer - Propagate a Keplerian orbit and watch the conserved invariants certify the math.
kubectl Cheatsheet - A curated, filterable quick-reference of common kubectl commands - contexts and cluster info, workloads (pods/deployments), logs and exec, apply/rollout/scale, services and debugging (port-forward, events, top), and namespaces and secrets - each with a copy button and links to the official Kubernetes docs.
Linux VM Setup Cheatsheet - A curated, filterable quick-reference for provisioning and hardening a fresh Linux server - SSH keys and access, users and sudo, packages and systemd services, firewall (ufw and firewalld), disk and system inspection, and basic hardening (disable root login, key-only auth, auto security updates).
Loan Amortization with Precision Audit - Exact amortization math with a GeoNum drift audit that shows where naive f64 accumulation stops being trustworthy.
Long-Term Care Cost & Asset Spend-Down Runway - A deterministic, in-browser planning tool for the senior-care vertical (assisted living, skilled nursing, elder-law, senior financial planning): how long will liquid assets last paying for care?
Medicare IRMAA Part B/D Surcharge Calculator - A deterministic, in-browser tool for senior-care / aging-services advisors (elder-law, senior financial planning, SHIP/benefits counselors) to compute the Medicare Income-Related Monthly Adjustment Amount (IRMAA) on Part B and Part D (42 U.S.C.
Microstrip / TX-Line Calculator - Quasi-static microstrip calculator (Hammerstad-Jensen): analyze a trace width into Z0 and effective permittivity, or synthesize the width for a target impedance (e.g.
PDPM SNF Per-Diem Rate Calculator - A deterministic, in-browser calculator for the Medicare Part A skilled-nursing per-diem under the Patient-Driven Payment Model (PDPM; 42 CFR 413.337, CMS SNF PPS).
S-Parameter / Touchstone Toolkit - Import a Touchstone file (.s1p / .s2p / .snp) straight from your VNA, EM simulator or scikit-rf and get VSWR, return / insertion loss, group delay, two-port stability (K / mu / |Delta|) and passivity / reciprocity physical checks - plotted on a reflection plane and vs frequency - then export back to Touchstone or CSV.
VA Aid & Attendance Pension Benefit Calculator - A deterministic, in-browser estimator of the VA improved pension with Aid & Attendance (38 CFR 3.23) for elder-law, senior-financial-planning, and aging-services advisors.
1D Schrodinger Eigensolver - Diagonalize a 1D quantum Hamiltonian and check the spectrum against published exact eigenvalues.
2D Ising Model (Onsager Tc) - Find the Ising critical temperature by Monte Carlo and validate it against Onsager's exact Tc.
2D Standing Wave Field - Closed-form membrane normal modes as a heatmap and a live 3D surface, in pure JavaScript.
AML Transaction Threshold Monitor - Bright-line BSA/FinCEN reporting rules applied by exact arithmetic, every flag cited to its CFR section.
Ballistic Trajectory + Kill-Chain Timeline - Browser-native exterior-ballistics simulator: launch angle, velocity, mass, drag coefficient and caliber in; apogee, ground range, time of flight, terminal velocity and impact angle out - a 3DOF point-mass integration (RK4) through the US Standard Atmosphere 1976 with an optional crosswind, drawn as a side view (range vs altitude) and an overhead view, with a configurable kill-chain timeline (Detection / Track / Engage / Assess) laid over the time-of-flight axis as a Gantt bar chart.
DSCR & Debt Coverage Calculator - A covenant lives or dies on one inequality - this tests the unrounded ratio, so rounding never decides it.
Economic Damages Calculator - Present-value economic damages worksheet: discount a growing future lost-earnings stream to present value (year-by-year loop cross-checked against the closed-form geometric sum), compute wrongful-death economic loss net of personal consumption, and apply a general-damages multiplier (a negotiation heuristic, clearly labeled - not a legal formula).
Multi-Jurisdiction Deadline Engine - Compute the SAME triggering event's response deadline across many courts at once - federal plus several states - each on its own court-holiday calendar and its own period, then detect CROSS-JURISDICTION COLLISIONS: deadlines that land on the same day or within a configurable window across different courts, the calendar conflict a solo practitioner must resolve.
Noise Figure + Cascade (Friis) Analyzer - Cascade a receiver / repeater chain: per-stage gain, noise figure and OIP3 in, cascaded noise figure (Friis), total gain, cascaded IP3, equivalent noise temperature and per-stage noise contribution out - with the stage-by-stage NF and gain build-up plotted.
PROTAC / Dual-PROTAC Ternary Audit - An exact three-body ternary-complex equilibrium solver for PROTAC targeted protein degradation, and a mechanistic AUDIT for dual PROTACs.
RF Link Budget Analyzer - End-to-end RF link budget for EW / spectrum / satcom: transmit power and antenna gains in; EIRP, free-space + atmospheric + ITU-R P.838-3 rain path loss, received power, thermal noise floor, SNR, Eb/N0 and bit error rate (BPSK / QPSK / 8PSK / 16QAM) out, with the link margin against a target BER drawn as a waterfall.
SBA 504 Loan Authority & Eligibility Review - Screen an SBA 504/CDC deal condition by condition - PASS, FAIL, or INFO - with the exact action and process step for every gap.
Schema-Driven Data Connector - Define a schema (fields, types, required), paste or load CSV/JSON data, and the connector validates and coerces every record against the schema, then assembles an authenticated request (Bearer / API-key / Basic) to a configurable endpoint so clean records can be ingested into another system.
BIM Building Envelope & Energy (U-value + ISO 13786 dynamics) - Building-envelope physics for a BIM energy model: paste a wall/roof/floor LAYER STACK and get the assembly U-value and R-value (ISO 6946 series resistance), the design heat loss Q = U.A.dT, the steady through-wall temperature profile, the ISO 13786 DYNAMIC thermal-mass characteristics (periodic thermal transmittance, decrement factor, time lag, areal heat capacity - what a static U-value cannot express, computed by a chain of complex per-layer heat-transfer matrices at the diurnal frequency), and a heating-degree-day seasonal energy estimate.
BIM Room Acoustics (RT60 + rectangular-room modes) - Architectural room-acoustics first pass for a BIM space: from the room dimensions and a surface-absorption schedule it computes the total absorption and the reverberation time RT60 by both Sabine (0.161 V/A) and Eyring (high-absorption form), the Schroeder transition frequency, and the EXACT rectangular-room mode frequencies up to a cutoff - classified axial / tangential / oblique with the modal density.
Cardiac Monodomain Wave Propagation - Propagate a cardiac excitation wave and verify its speed against the exact Nagumo front - in the browser.
CMMC / NIST 800-171 SPRS Score - Your NIST 800-171 SPRS self-assessment score by exact integer math over published DoD weights, each cited.
eDiscovery Project Modeler - Model an eDiscovery review project and test it for FRCP 26(b)(1) proportionality, swept across scenarios in the browser.
Elastic Network Model - Modes + Flexible Fitting - Elastic Network Model (ANM) normal-mode analysis and iMODFIT-style normal-mode-biased flexible fitting for protein flexibility and cryo-EM-style morphing.
FDTD Maxwell (Yee grid) - Maxwell's equations on a 3D Yee grid, leading with energy conservation and far-field decay.
Forensic Accounting Toolkit (Benford, patterns, tracing, reconciliation) - A fraud-examiner toolkit over a transaction population: (a) a cited Benford first-digit screen on transaction amounts (observed vs P(d)=log10(1+1/d), chi-square vs the df=8 critical value 15.51, and MAD with Nigrini's 2012 bands); (b) pattern detection (round-number frequency, just-below-threshold clustering for structuring under the $10k BSA reporting rule, and duplicate amounts); (c) asset tracing through an entity chain (net position per entity, sinks vs sources, multi-hop flows); and (d) two-ledger reconciliation to the cent.
HEL Beam Propagation Simulator - Browser-native High Energy Laser beam propagation: a Gaussian beam (wavelength, waist, power) launched over a horizontal or slant atmospheric path, with the vacuum diffraction spread w(z), Fried coherence length r0 (constant-Cn2 horizontal OR the Hufnagel-Valley slant integral), turbulence-broadened long-term spot, Strehl ratio, power-in-the-bucket at a target aperture, peak irradiance and a thermal-blooming distortion number out - the target-plane irradiance drawn as a 2D heatmap.
Hodgkin-Huxley Action Potential - Fire a Hodgkin-Huxley action potential in exact f64 RK4, anchored to rest, threshold, and refractoriness.
Ideal MHD (HLLD Riemann) - Ideal MHD with the HLLD five-wave solver, leading with the honest HLLD-vs-HLL comparison.
Lennard-Jones Molecular Dynamics - Velocity-Verlet Lennard-Jones molecular dynamics with measured energy conservation as the trust verdict.
Materials Properties - cited group-contribution polymer properties (no AI) - Compute the standard POLYMER / MATERIALS design properties over a repeat unit from PUBLISHED additive group-contribution methods, cited on every value and with NO fit and NO tuning: amorphous molar volume and cohesive energy (Fedors 1974), cohesive energy density and the Hildebrand solubility parameter delta = sqrt(Ecoh/Vm), glass-transition temperature Tg = (sum Yg)/M (Van Krevelen), and amorphous density rho = M/Vm.
MD Contact-Dynamics Analyzer - End-to-end residue-resolved CONTACT-DYNAMICS for intrinsically disordered proteins and biomolecular condensates, mirroring the cascade-computing pipeline (Gaurav et al., MUT-16 FFR, eLife 2025).
Molecular Graph Embedding + Distance (defined geometry) - Map a molecular graph (the same { atoms:[{element}], bonds:[{a,b,order}] } format as mol_graph_validity) to a FIXED-LENGTH descriptor vector and measure a proper distance between two molecules.
Molecular Property Panel - exact cited descriptors (no AI) - Compute an EXACT, CITED property panel over an explicit atom-bond graph - MW (IUPAC 2021 masses), logP (Hansch-Leo 1979 pi-additivity), TPSA (Ertl 2000), HBD/HBA (Lipinski 2001), rotatable bonds (Veber 2002), ring count (cyclomatic), heavy-atom count, and Rule-of-Five / Veber derived flags - with NO model, NO training, and NO tuning to any target.
MPM Trajectory + Grid Solution - Offline exterior-ballistics solver on the NATO STANAG 4355 Modified Point Mass model: axial spin and spin decay, Magnus force, equilibrium yaw of repose (spin drift), Coriolis, and the McCoy gyroscopic stability factor, integrated with RK4 through the US Standard Atmosphere 1976.
Poisson (Multigrid) - A geometric multigrid V-cycle for the 3D Poisson equation, with true error against a known solution.
Polymer Library - real repeat-unit monomers + scalable copolymer backbone (no AI) - The materials-science fragment library for the verifiable polymer-design engine: 18 real addition-polymer monomers (ethylene -> polyethylene, styrene -> polystyrene, vinyl chloride -> PVC, methyl methacrylate-class acrylates, acrylonitrile, vinyl acetate, and more) on a scalable copolymer-segment backbone whose default 4-repeat-unit space enumerates 104,976 states (nUnits and vinylidene knobs push past 1e6+).
Weyl psi4 Spin-Weighted Mode Decomposition - Section B (Task B.1) of the BBH -> waveform pipeline: decompose the Newman-Penrose Weyl scalar psi4 on an extraction sphere into its gauge-invariant spin-weighted spherical-harmonic mode coefficients C_lm.
Womersley Pulsatile Arterial Flow - Evaluate pulsatile arterial flow from the exact Womersley solution, anchored to the Poiseuille limit.
Quantum - Validated in-browser computation for quantum.
Sandbox Workspace - A persistent workspace over the stateless engine - save, re-run, and share.
Theory Lab - Validated in-browser computation for theory lab.
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