NPV
Discounted cashflow valuation.
npvdiscountcashflow净现值
Calculator Collection
Advanced Finance Calculators
Advanced calculators for NPV, IRR, XIRR, YTM, duration, liquidation, and position sizing.
IRR
IRR solved via Newton + bisection fallback.
irrinternal rate内部收益率
XIRR
IRR with irregular dated cashflows.
xirrdated cashflow扩展内部收益率
Payback Period
Time to recover initial outlay from cashflows.
paybackcashflow回收期
Bond YTM
Yield to maturity for fixed coupon bond.
ytmbondyield债券
Duration & Convexity
Bond sensitivity metrics under yield assumptions.
durationconvexitybond久期
Margin Liquidation
Estimate liquidation price under leverage.
marginliquidationleverage爆仓
Position Sizing + Kelly
Risk-based position size and Kelly fraction.
positionkellyrisk仓位