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Learn the maths behind trading
Indicators, charges, tax, options and risk, each explained with a worked example. No tips and no strategies.
Costs, tax and the basics
- Trading charges explainedEach charge on an Indian trade and who gets it: brokerage, STT (raised for F&O in April 2026), excha…
- How F&O and intraday trading is taxedHow F&O, intraday and delivery trades are taxed for residents: business income, turnover, audit limi…
- Intraday vs delivery tradingHow intraday (MIS) and delivery (CNC) trades differ in India: margin and SEBI peak margin rules, aut…
- What is a lot size?What a lot is in Indian futures and options, how contract value is calculated, why NSE sets and revi…
Risk
- Position sizing explainedHow fixed-fractional position sizing works: quantity = capital × risk% ÷ (entry − stop), with ₹ exam…
- What is a stop-loss?How SL, SL-M and trailing stop-loss orders work on NSE and BSE, why a gap can skip your stop, and a …
- Risk-reward ratio explainedHow to calculate the risk-reward ratio, why the break-even win rate is 1/(1+R), and a worked ₹ examp…
Charts and indicators
- Candlestick patterns explainedLearn how to read a candlestick and common patterns: doji, hammer, shooting star, engulfing, morning…
- Moving averages: SMA vs EMASimple and exponential moving averages explained with a step-by-step calculation, why EMA reacts fas…
- What is VWAP?VWAP explained in plain words: the formula, a step-by-step worked example in rupees, how intraday tr…
- VWAP vs anchored VWAP: what is the difference?VWAP restarts every session; anchored VWAP starts from a candle you choose. The difference explained…
- RSI indicator explainedWhat the Relative Strength Index measures, how the 14-period RSI is calculated step by step, what 70…
- MACD indicator explainedHow MACD is built from two EMAs, what the signal line and histogram show, a worked example with real…
- Supertrend indicator explainedHow the Supertrend indicator is built from ATR and a multiplier, how its bands move step by step wit…
- Bollinger Bands explainedHow Bollinger Bands are built from a 20-period average and standard deviation, a worked example with…
- Pivot points explainedPivot point formulas for Classic, Fibonacci, Camarilla and Woodie methods, worked out from one set o…
- Fibonacci retracement explainedWhat Fibonacci retracement levels are, how 23.6%, 38.2%, 50% and 61.8% are calculated from a swing, …
Options
- How to read an option chainA plain guide to the option chain: open interest, change in OI, volume, IV, LTP, bid/ask, ITM/ATM/OT…
- Option Greeks explainedWhat delta, gamma, theta, vega and rho measure, how they change an option premium, and a worked ₹ ex…
हिन्दी में
- VWAP क्या है?VWAP क्या है, इसका फ़ॉर्मूला कैसे काम करता है और intraday traders इसे कैसे पढ़ते हैं। आसान हिंदी में…
- Anchored VWAP क्या है? VWAP से इसका अंतरVWAP हर सेशन में नए सिरे से शुरू होता है, anchored VWAP आपकी चुनी candle से। दोनों का अंतर आसान हिंद…
- Option Chain कैसे पढ़ें?Option chain में strike price, LTP, OI, change in OI, IV और PCR का क्या मतलब है? आसान हिंदी में पढ़न…
- Candlestick Pattern हिंदी मेंCandlestick chart कैसे पढ़ें? Body, wick, doji, hammer और engulfing pattern का मतलब आसान हिंदी में, …
- RSI Indicator हिंदी मेंRSI indicator क्या है, इसका फ़ॉर्मूला कैसे निकालते हैं और 70 या 30 का क्या मतलब है? आसान हिंदी में उ…
- Supertrend Indicator हिंदी मेंSupertrend indicator कैसे बनता है, ATR और multiplier का क्या रोल है, और लाइन का रंग क्यों बदलता है? …
- Stop Loss क्या है?Stop loss क्या है, SL-M और SL-limit order में क्या फ़र्क है, trailing stop loss कैसे काम करता है? आस…
- Risk Reward Ratio हिंदी मेंRisk reward ratio क्या है, 1:2 या 1:3 का मतलब क्या होता है, और breakeven win rate कैसे निकालें? आसान…
- Position Sizing हिंदी मेंPosition sizing क्या है और हर trade में कितने शेयर या lots लें, यह कैसे तय करें? 1% risk नियम, फ़ॉर्…