Math
Mathematical computations, formulas, statistics
cfd-mathematician
by dangeles
Use when invoked by cfd-bioreactor orchestrator to provide rigorous mathematical analysis of FEM variational formulations, function space selection, stability conditions (inf-sup, Lax-Milgram), convergence rate estimation, and dimensionless number analysis for bioreactor CFD simulations. Produces mathematical specifications that the orchestrator translates into FEniCSx code.
calculator
by dangeles
Use when quantitative feasibility checks are needed, order-of-magnitude estimates must be established, or detailed models are required to validate design assumptions and identify rate-limiting steps
mathematician
by dangeles
Use when designing algorithms, analyzing complexity, selecting numerical methods, or verifying mathematical correctness for software implementations.
cross-disciplinary-ideation
by Data-Wise
Field connection mapping and systematic ideation for method transfer
methods-paper-writer
by Data-Wise
JASA/Biometrika manuscript structure with VanderWeele notation standards
xlsx
by JayZeeDesign
"Comprehensive spreadsheet creation, editing, and analysis with support for formulas, formatting, data analysis, and visualization. When Claude needs to work with spreadsheets (.xlsx, .xlsm, .csv, .tsv, etc) for: (1) Creating new spreadsheets with formulas and formatting, (2) Reading or analyzing data, (3) Modify existing spreadsheets while preserving formulas, (4) Data analysis and visualization in spreadsheets, or (5) Recalculating formulas"
multiversx-defi-math
by multiversx
Financial math patterns for MultiversX smart contracts — precision management, half-up rounding, safe rescaling, and percentage calculations. Use when building any DeFi contract that handles financial calculations, fees, rates, or token math.
obsidian-bases
by jackjin1997
Create and edit Obsidian Bases (.base files) with views, filters, formulas, and summaries. Use when working with .base files, creating database-like views of notes, or when the user mentions Bases, table views, card views, filters, or formulas in Obsidian.
mvx_defi_math
by multiversx
Financial math for MultiversX DeFi — precision management, half-up rounding, safe rescaling, percentage calculations.
r3f-interaction
by EnzeD
React Three Fiber interaction - pointer events, controls, gestures, selection. Use when handling user input, implementing click detection, adding camera controls, or creating interactive 3D experiences.
r3f-fundamentals
by EnzeD
React Three Fiber fundamentals - Canvas, hooks (useFrame, useThree), JSX elements, events, refs. Use when setting up R3F scenes, creating components, handling the render loop, or working with Three.js objects in React.
camera-shake
by verekia
Shake the camera when the player takes damage or on impacts for visual feedback.
smooth-interpolation
by verekia
Animate values smoothly using exponential decay instead of linear interpolation.
weapon-trail
by verekia
Create a ribbon trail effect that follows a weapon's movement.
faion-growth-marketer
by faionfaion
"Growth marketing: experiments, analytics, A/B testing, AARRR metrics, retention."
homebrew-tap
by thrashr888
Manage Homebrew taps for distributing CLI tools and macOS apps. Use when creating or updating Homebrew formulas and casks.
aio-mental-models
by aiocean
This skill should be used when the user faces complex decisions, problem-solving, debugging, system design, strategic thinking, or needs structured reasoning. Comprehensive mental models framework with 50+ models covering first principles, second-order thinking, inversion, feedback loops, and more.
matlab-stats-ml
by rrmaram2000
"MATLAB Statistics and Machine Learning Toolbox. Functions - fitcsvm, fitctree, fitcensemble, fitcknn, fitcnb, fitcnet, fitlm, fitglm, fitrgp, fitrensemble, lasso, kmeans, linkage, fitgmdist, dbscan, pca, tsne, factoran, ttest, ttest2, anova1, anovan, ranksum, chi2gof, fitdist, makedist, mle, ecdf, coxphfit, cvpartition, crossval, kfoldLoss, perfcurve, confusionchart, bayesopt, shapley, normalize. Tasks - run t-test or ANOVA, fit distributions, classify patients, train SVM or random forest, predict with regression, cluster data, reduce dimensions with PCA or t-SNE, cross-validate, compute ROC and AUC, select features, optimize hyperparameters, analyze survival data, plot Kaplan-Meier curves, handle missing data, interpret with SHAP or LIME. Domains - biomarker discovery, clinical trials, patient outcome prediction, diagnostic classification, gene expression, proteomics, epidemiology, survival analysis, treatment comparison."
video-motion-graphics
by dylantarre
Use when creating After Effects compositions, Premiere Pro motion, video titles, explainer videos, or broadcast motion graphics.
ninja-patterns
by lgbarn
NinjaTrader 8 NinjaScript indicator scaffold and patterns. Provides C# structure guidance and triggers doc-researcher for API verification. Use when developing NinjaTrader indicators.
xlsx
by michaelboeding
"Comprehensive spreadsheet creation, editing, and analysis with support for formulas, formatting, data analysis, and visualization. When Claude needs to work with spreadsheets (.xlsx, .xlsm, .csv, .tsv, etc) for: (1) Creating new spreadsheets with formulas and formatting, (2) Reading or analyzing data, (3) Modify existing spreadsheets while preserving formulas, (4) Data analysis and visualization in spreadsheets, or (5) Recalculating formulas"
log-analyzer
by AIDotNet
解析和分析日志文件，支持模式匹配、过滤、统计和错误检测。
git-stats
by AIDotNet
分析Git仓库统计信息，包括提交、贡献者和代码变更。
xlsx
by frostant
"Comprehensive spreadsheet creation, editing, and analysis with support for formulas, formatting, data analysis, and visualization. When Claude needs to work with spreadsheets (.xlsx, .xlsm, .csv, .tsv, etc) for: (1) Creating new spreadsheets with formulas and formatting, (2) Reading or analyzing data, (3) Modify existing spreadsheets while preserving formulas, (4) Data analysis and visualization in spreadsheets, or (5) Recalculating formulas"