SYVARN ยท Articleshttps://syvarn.com/en/articles/Trading articles: method, risk, synthetic indices, MQL5.enPosition sizing: calculating your lot from the stop, on forex, gold and synthetic indiceshttps://syvarn.com/en/articles/taille-de-position-calcul-du-lot/https://syvarn.com/en/articles/taille-de-position-calcul-du-lot/Wed, 07 Oct 2026 07:00:00 +0000The risk of a trade is decided before entering: a percentage of the balance, a stop distance, and the lot follows. The formula, the values to read in MetaTrader 5, three worked examples and the mistakes that skew the calculation.Boom and Crash: how spikes work, and what a strategy can expect from themhttps://syvarn.com/en/articles/boom-crash-comment-fonctionnent-les-spikes/https://syvarn.com/en/articles/boom-crash-comment-fonctionnent-les-spikes/Wed, 07 Oct 2026 07:00:00 +0000An average frequency, not a schedule: what Deriv really says about its Boom and Crash indices, the misconceptions that cost a lot, and the logic of a strategy that trades the retest of a base rather than the spike itself.Market structure: BOS, CHoCH and liquidity, explained simplyhttps://syvarn.com/en/articles/structure-de-marche-bos-choch/https://syvarn.com/en/articles/structure-de-marche-bos-choch/Wed, 07 Oct 2026 07:00:00 +0000Highs, lows, break of structure, change of character, liquidity areas: the basics of Smart Money reading, with the rules that keep you from seeing breaks everywhere and the most common mistakes.ZoneMartingale EA: the zone recovery robot, explained line by linehttps://syvarn.com/en/articles/zonemartingale-ea-code-explique/https://syvarn.com/en/articles/zonemartingale-ea-code-explique/Wed, 07 Oct 2026 07:00:00 +0000Under 200 lines of MQL5 to open a trade on the RSI, draw a zone and recover it by doubling the lot. What each block does, why the cycle ends in profit, and the five fixes to make before using it.Trading journal: the statistics that really tell you whether your method workshttps://syvarn.com/en/articles/journal-de-trading-statistiques/https://syvarn.com/en/articles/journal-de-trading-statistiques/Wed, 07 Oct 2026 07:00:00 +0000Win rate, average win to loss ratio, expectancy, profit factor, drawdown: what each figure measures, how it is calculated, and why none of them is enough on its own. With the minimum sample size before drawing conclusions.SmartVision EA: a two-timeframe trend robot, from signal to codehttps://syvarn.com/en/articles/smartvision-ea-code-explique/https://syvarn.com/en/articles/smartvision-ea-code-explique/Wed, 07 Oct 2026 07:00:00 +0000A stochastic for the moment to enter, two timeframes for the direction, pivots for the stop and the target. How SmartVision EA decides, what its code does well, and what to know before testing it.Installing an indicator or a robot on MetaTrader 5: the complete method and the common mistakeshttps://syvarn.com/en/articles/installer-indicateur-robot-metatrader-5/https://syvarn.com/en/articles/installer-indicateur-robot-metatrader-5/Wed, 07 Oct 2026 07:00:00 +0000The right folder, the file to drop, the Navigator to refresh, algorithmic trading to allow: the step-by-step installation, then the six problems people run into most often and how to fix them.