# Delta Hedging Mechanics ⎊ Area ⎊ Resource 2 --- ## What is the Mechanics of Delta Hedging Mechanics? Delta hedging mechanics involve dynamically adjusting a portfolio's position in the underlying asset to offset changes in the value of its options. The objective is to maintain a delta-neutral position, where the portfolio's value remains insensitive to small movements in the underlying asset's price. This process requires continuous monitoring of the option's delta, which changes with price movements and time decay. ## What is the Adjustment of Delta Hedging Mechanics? The core of delta hedging is the rebalancing adjustment, where the quantity of the underlying asset held is changed to match the portfolio's delta exposure. As the underlying asset's price moves, the delta of the options changes, necessitating a corresponding purchase or sale of the asset. The frequency of these adjustments impacts both the precision of the hedge and the transaction costs incurred. ## What is the Risk of Delta Hedging Mechanics? While delta hedging mitigates directional risk, it introduces other risks, primarily gamma risk and transaction cost risk. Gamma risk arises from the non-linear change in delta, meaning frequent rebalancing is required to maintain neutrality. Transaction costs, especially in high-frequency crypto markets, can erode profits, creating a trade-off between hedging precision and cost efficiency. --- ## [Order Book Information Asymmetry](https://term.greeks.live/term/order-book-information-asymmetry/) ## [Order Book Pattern Detection](https://term.greeks.live/term/order-book-pattern-detection/) ## [Delta Hedging Gamma Scalping](https://term.greeks.live/term/delta-hedging-gamma-scalping/) ## [Delta Hedging Feedback](https://term.greeks.live/term/delta-hedging-feedback/) ## [Delta Gamma Hedging Failure](https://term.greeks.live/term/delta-gamma-hedging-failure/) ## [Order Book Evolution](https://term.greeks.live/term/order-book-evolution/) ## [Linear Order Books](https://term.greeks.live/term/linear-order-books/) ## [Delta Hedging Stress](https://term.greeks.live/term/delta-hedging-stress/) ## [Delta Hedging Manipulation](https://term.greeks.live/term/delta-hedging-manipulation/) ## [Order Book Security Measures](https://term.greeks.live/term/order-book-security-measures/) ## [Real-Time Delta Hedging](https://term.greeks.live/term/real-time-delta-hedging/) ## [Delta Hedging Exploitation](https://term.greeks.live/term/delta-hedging-exploitation/) ## [Delta Hedging On-Chain](https://term.greeks.live/term/delta-hedging-on-chain/) ## [Delta Gamma Vega Calculation](https://term.greeks.live/term/delta-gamma-vega-calculation/) ## [Delta Vega Theta](https://term.greeks.live/term/delta-vega-theta/) ## [Delta Gamma Effects](https://term.greeks.live/term/delta-gamma-effects/) ## [Delta Gamma Calculations](https://term.greeks.live/term/delta-gamma-calculations/) ## [Delta Hedging Complexity](https://term.greeks.live/term/delta-hedging-complexity/) ## [Delta Hedging across Chains](https://term.greeks.live/term/delta-hedging-across-chains/) ## [Delta Hedging Techniques](https://term.greeks.live/term/delta-hedging-techniques/) ## [Option Greeks Delta Gamma](https://term.greeks.live/term/option-greeks-delta-gamma/) ## [Greeks Delta Gamma Vega](https://term.greeks.live/term/greeks-delta-gamma-vega/) ## [Greeks Delta Gamma Vega Theta](https://term.greeks.live/term/greeks-delta-gamma-vega-theta/) ## [Delta Hedging Risks](https://term.greeks.live/term/delta-hedging-risks/) ## [Delta Hedging Friction](https://term.greeks.live/term/delta-hedging-friction/) ## [Delta Hedging Failure](https://term.greeks.live/term/delta-hedging-failure/) ## [Non-Linear Payoff Risk](https://term.greeks.live/term/non-linear-payoff-risk/) ## [Delta Hedging Mechanics](https://term.greeks.live/term/delta-hedging-mechanics/) --- ## Raw Schema Data ```json { "@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [ { "@type": "ListItem", "position": 1, "name": "Home", "item": "https://term.greeks.live" }, { "@type": "ListItem", "position": 2, "name": "Area", "item": "https://term.greeks.live/area/" }, { "@type": "ListItem", "position": 3, "name": "Delta Hedging Mechanics", "item": "https://term.greeks.live/area/delta-hedging-mechanics/" }, { "@type": "ListItem", "position": 4, "name": "Resource 2", "item": "https://term.greeks.live/area/delta-hedging-mechanics/resource/2/" } ] } ``` ```json { "@context": "https://schema.org", "@type": "WebSite", "url": "https://term.greeks.live/", "potentialAction": { "@type": "SearchAction", "target": "https://term.greeks.live/?s=search_term_string", "query-input": "required name=search_term_string" } } ``` ```json { "@context": "https://schema.org", "@type": "FAQPage", "mainEntity": [ { "@type": "Question", "name": "What is the Mechanics of Delta Hedging Mechanics?", "acceptedAnswer": { "@type": "Answer", "text": "Delta hedging mechanics involve dynamically adjusting a portfolio's position in the underlying asset to offset changes in the value of its options. The objective is to maintain a delta-neutral position, where the portfolio's value remains insensitive to small movements in the underlying asset's price. This process requires continuous monitoring of the option's delta, which changes with price movements and time decay." } }, { "@type": "Question", "name": "What is the Adjustment of Delta Hedging Mechanics?", "acceptedAnswer": { "@type": "Answer", "text": "The core of delta hedging is the rebalancing adjustment, where the quantity of the underlying asset held is changed to match the portfolio's delta exposure. As the underlying asset's price moves, the delta of the options changes, necessitating a corresponding purchase or sale of the asset. The frequency of these adjustments impacts both the precision of the hedge and the transaction costs incurred." } }, { "@type": "Question", "name": "What is the Risk of Delta Hedging Mechanics?", "acceptedAnswer": { "@type": "Answer", "text": "While delta hedging mitigates directional risk, it introduces other risks, primarily gamma risk and transaction cost risk. Gamma risk arises from the non-linear change in delta, meaning frequent rebalancing is required to maintain neutrality. Transaction costs, especially in high-frequency crypto markets, can erode profits, creating a trade-off between hedging precision and cost efficiency." } } ] } ``` ```json { "@context": "https://schema.org", "@type": "CollectionPage", "headline": "Delta Hedging Mechanics ⎊ Area ⎊ Resource 2", "description": "Mechanics ⎊ Delta hedging mechanics involve dynamically adjusting a portfolio’s position in the underlying asset to offset changes in the value of its options.", "url": "https://term.greeks.live/area/delta-hedging-mechanics/resource/2/", "publisher": { "@type": "Organization", "name": "Greeks.live" }, "hasPart": [ { "@type": "Article", "@id": "https://term.greeks.live/term/order-book-information-asymmetry/", "headline": "Order Book Information Asymmetry", "datePublished": "2026-02-08T15:54:45+00:00", "dateModified": "2026-02-08T15:56:19+00:00", "author": { "@type": "Person", "name": "Greeks.live", "url": "https://term.greeks.live/author/greeks-live/" }, "image": { "@type": "ImageObject", "url": "https://term.greeks.live/wp-content/uploads/2025/12/futuristic-decentralized-derivative-protocol-structure-embodying-layered-risk-tranches-and-algorithmic-execution-logic.jpg", "width": 3850, "height": 2166 } }, { "@type": "Article", "@id": "https://term.greeks.live/term/order-book-pattern-detection/", "headline": "Order Book Pattern Detection", "datePublished": "2026-02-07T08:56:09+00:00", "dateModified": "2026-02-07T08:57:20+00:00", "author": { "@type": "Person", "name": "Greeks.live", "url": "https://term.greeks.live/author/greeks-live/" }, "image": { "@type": "ImageObject", "url": "https://term.greeks.live/wp-content/uploads/2025/12/interconnected-complex-financial-derivatives-and-cryptocurrency-interoperability-mechanisms-visualized-as-collateralized-swaps.jpg", "width": 3850, "height": 2166 } }, { "@type": "Article", "@id": "https://term.greeks.live/term/delta-hedging-gamma-scalping/", "headline": "Delta Hedging Gamma Scalping", "datePublished": "2026-02-06T16:39:49+00:00", "dateModified": "2026-02-06T16:40:21+00:00", "author": { "@type": "Person", "name": "Greeks.live", "url": "https://term.greeks.live/author/greeks-live/" }, "image": { "@type": "ImageObject", "url": "https://term.greeks.live/wp-content/uploads/2025/12/precision-algorithmic-trading-engine-for-decentralized-derivatives-valuation-and-automated-hedging-strategies.jpg", "width": 3850, "height": 2166 } }, { "@type": "Article", "@id": "https://term.greeks.live/term/delta-hedging-feedback/", "headline": "Delta Hedging Feedback", "datePublished": "2026-02-06T13:49:50+00:00", "dateModified": "2026-02-06T13:51:25+00:00", "author": { "@type": "Person", "name": "Greeks.live", "url": "https://term.greeks.live/author/greeks-live/" }, "image": { "@type": "ImageObject", "url": "https://term.greeks.live/wp-content/uploads/2025/12/decentralized-finance-synthetic-asset-structure-illustrating-collateralization-and-volatility-hedging-strategies.jpg", "width": 3850, "height": 2166 } }, { "@type": "Article", "@id": "https://term.greeks.live/term/delta-gamma-hedging-failure/", "headline": "Delta Gamma Hedging Failure", "datePublished": "2026-02-04T19:00:58+00:00", "dateModified": "2026-02-04T19:01:46+00:00", "author": { "@type": "Person", "name": "Greeks.live", "url": "https://term.greeks.live/author/greeks-live/" }, "image": { "@type": "ImageObject", "url": "https://term.greeks.live/wp-content/uploads/2025/12/decentralized-finance-propulsion-mechanism-algorithmic-trading-strategy-execution-velocity-and-volatility-hedging.jpg", "width": 3850, "height": 2166 } }, { "@type": "Article", "@id": "https://term.greeks.live/term/order-book-evolution/", "headline": "Order Book Evolution", "datePublished": "2026-01-31T08:53:47+00:00", "dateModified": "2026-01-31T08:55:12+00:00", "author": { "@type": "Person", "name": "Greeks.live", "url": "https://term.greeks.live/author/greeks-live/" }, "image": { "@type": "ImageObject", "url": "https://term.greeks.live/wp-content/uploads/2025/12/dynamic-visualization-of-risk-exposure-and-volatility-surface-evolution-in-multi-legged-derivative-strategies.jpg", "width": 3850, "height": 2166 } }, { "@type": "Article", "@id": "https://term.greeks.live/term/linear-order-books/", "headline": "Linear Order Books", "datePublished": "2026-01-22T12:07:54+00:00", "dateModified": "2026-01-22T12:09:58+00:00", "author": { "@type": "Person", "name": "Greeks.live", "url": "https://term.greeks.live/author/greeks-live/" }, "image": { "@type": "ImageObject", "url": "https://term.greeks.live/wp-content/uploads/2025/12/decentralized-finance-layered-architecture-representing-risk-management-collateralization-structures-and-protocol-composability.jpg", "width": 3850, "height": 2166 } }, { "@type": "Article", "@id": "https://term.greeks.live/term/delta-hedging-stress/", "headline": "Delta Hedging Stress", "datePublished": "2026-01-10T09:26:48+00:00", "dateModified": "2026-01-10T09:27:54+00:00", "author": { "@type": "Person", "name": "Greeks.live", "url": "https://term.greeks.live/author/greeks-live/" }, "image": { "@type": "ImageObject", "url": "https://term.greeks.live/wp-content/uploads/2025/12/sophisticated-decentralized-autonomous-organization-architecture-supporting-dynamic-options-trading-and-hedging-strategies.jpg", "width": 3850, "height": 2166 } }, { "@type": "Article", "@id": "https://term.greeks.live/term/delta-hedging-manipulation/", "headline": "Delta Hedging Manipulation", "datePublished": "2026-01-10T08:48:13+00:00", "dateModified": "2026-01-10T08:50:16+00:00", "author": { "@type": "Person", "name": "Greeks.live", "url": "https://term.greeks.live/author/greeks-live/" }, "image": { "@type": "ImageObject", "url": "https://term.greeks.live/wp-content/uploads/2025/12/precision-algorithmic-execution-and-automated-options-delta-hedging-strategy-in-decentralized-finance-protocol.jpg", "width": 3850, "height": 2166 } }, { "@type": "Article", "@id": "https://term.greeks.live/term/order-book-security-measures/", "headline": "Order Book Security Measures", "datePublished": "2026-01-09T13:12:49+00:00", "dateModified": "2026-01-09T13:26:11+00:00", "author": { "@type": "Person", "name": "Greeks.live", "url": "https://term.greeks.live/author/greeks-live/" }, "image": { "@type": "ImageObject", "url": "https://term.greeks.live/wp-content/uploads/2025/12/high-frequency-trading-algorithmic-execution-predatory-market-dynamics-and-order-book-latency-arbitrage.jpg", "width": 3850, "height": 2166 } }, { "@type": "Article", "@id": "https://term.greeks.live/term/real-time-delta-hedging/", "headline": "Real-Time Delta Hedging", "datePublished": "2026-01-04T11:43:03+00:00", "dateModified": "2026-01-04T21:32:49+00:00", "author": { "@type": "Person", "name": "Greeks.live", "url": "https://term.greeks.live/author/greeks-live/" }, "image": { "@type": "ImageObject", "url": "https://term.greeks.live/wp-content/uploads/2025/12/advanced-algorithmic-high-frequency-execution-protocol-for-decentralized-finance-liquidity-aggregation-and-risk-management.jpg", "width": 3850, "height": 2166 } }, { "@type": "Article", "@id": "https://term.greeks.live/term/delta-hedging-exploitation/", "headline": "Delta Hedging Exploitation", "datePublished": "2025-12-23T09:29:10+00:00", "dateModified": "2025-12-23T09:29:10+00:00", "author": { "@type": "Person", "name": "Greeks.live", "url": "https://term.greeks.live/author/greeks-live/" }, "image": { "@type": "ImageObject", "url": "https://term.greeks.live/wp-content/uploads/2025/12/abstract-visualization-of-cross-chain-liquidity-provision-and-delta-neutral-futures-hedging-strategies-in-defi-ecosystems.jpg", "width": 3850, "height": 2166 } }, { "@type": "Article", "@id": "https://term.greeks.live/term/delta-hedging-on-chain/", "headline": "Delta Hedging On-Chain", "datePublished": "2025-12-23T08:47:51+00:00", "dateModified": "2025-12-23T08:47:51+00:00", "author": { "@type": "Person", "name": "Greeks.live", "url": "https://term.greeks.live/author/greeks-live/" }, "image": { "@type": "ImageObject", "url": "https://term.greeks.live/wp-content/uploads/2025/12/multi-layered-risk-stratification-model-illustrating-cross-chain-liquidity-options-chain-complexity-in-defi-ecosystem-analysis.jpg", "width": 3850, "height": 2166 } }, { "@type": "Article", "@id": "https://term.greeks.live/term/delta-gamma-vega-calculation/", "headline": "Delta Gamma Vega Calculation", "datePublished": "2025-12-23T08:44:21+00:00", "dateModified": "2025-12-23T08:44:21+00:00", "author": { "@type": "Person", "name": "Greeks.live", "url": "https://term.greeks.live/author/greeks-live/" }, "image": { "@type": "ImageObject", "url": "https://term.greeks.live/wp-content/uploads/2025/12/decentralized-finance-derivatives-architecture-illustrating-vega-risk-management-and-collateralized-debt-positions.jpg", "width": 3850, "height": 2166 } }, { "@type": "Article", "@id": "https://term.greeks.live/term/delta-vega-theta/", "headline": "Delta Vega Theta", "datePublished": "2025-12-22T10:24:59+00:00", "dateModified": "2025-12-22T10:24:59+00:00", "author": { "@type": "Person", "name": "Greeks.live", "url": "https://term.greeks.live/author/greeks-live/" }, "image": { "@type": "ImageObject", "url": "https://term.greeks.live/wp-content/uploads/2025/12/algorithmic-black-scholes-model-derivative-pricing-mechanics-for-high-frequency-quantitative-trading-transparency.jpg", "width": 3850, "height": 2166 } }, { "@type": "Article", "@id": "https://term.greeks.live/term/delta-gamma-effects/", "headline": "Delta Gamma Effects", "datePublished": "2025-12-22T10:15:48+00:00", "dateModified": "2025-12-22T10:15:48+00:00", "author": { "@type": "Person", "name": "Greeks.live", "url": "https://term.greeks.live/author/greeks-live/" }, "image": { "@type": "ImageObject", "url": "https://term.greeks.live/wp-content/uploads/2025/12/advanced-algorithmic-trading-visualization-of-delta-neutral-straddle-strategies-and-implied-volatility.jpg", "width": 3850, "height": 2166 } }, { "@type": "Article", "@id": "https://term.greeks.live/term/delta-gamma-calculations/", "headline": "Delta Gamma Calculations", "datePublished": "2025-12-22T08:52:44+00:00", "dateModified": "2025-12-22T08:52:44+00:00", "author": { "@type": "Person", "name": "Greeks.live", "url": "https://term.greeks.live/author/greeks-live/" }, "image": { "@type": "ImageObject", "url": "https://term.greeks.live/wp-content/uploads/2025/12/algorithmic-volatility-surface-trading-system-component-for-decentralized-derivatives-exchange-optimization.jpg", "width": 3850, "height": 2166 } }, { "@type": "Article", "@id": "https://term.greeks.live/term/delta-hedging-complexity/", "headline": "Delta Hedging Complexity", "datePublished": "2025-12-22T08:48:22+00:00", "dateModified": "2025-12-22T08:48:22+00:00", "author": { "@type": "Person", "name": "Greeks.live", "url": "https://term.greeks.live/author/greeks-live/" }, "image": { "@type": "ImageObject", "url": "https://term.greeks.live/wp-content/uploads/2025/12/precision-algorithmic-execution-and-automated-options-delta-hedging-strategy-in-decentralized-finance-protocol.jpg", "width": 3850, "height": 2166 } }, { "@type": "Article", "@id": "https://term.greeks.live/term/delta-hedging-across-chains/", "headline": "Delta Hedging across Chains", "datePublished": "2025-12-22T08:43:23+00:00", "dateModified": "2025-12-22T08:43:23+00:00", "author": { "@type": "Person", "name": "Greeks.live", "url": "https://term.greeks.live/author/greeks-live/" }, "image": { "@type": "ImageObject", "url": "https://term.greeks.live/wp-content/uploads/2025/12/dynamic-composability-in-decentralized-finance-protocols-illustrating-risk-layering-and-options-chain-complexity.jpg", "width": 3850, "height": 2166 } }, { "@type": "Article", "@id": "https://term.greeks.live/term/delta-hedging-techniques/", "headline": "Delta Hedging Techniques", "datePublished": "2025-12-22T08:42:16+00:00", "dateModified": "2025-12-22T08:42:16+00:00", "author": { "@type": "Person", "name": "Greeks.live", "url": "https://term.greeks.live/author/greeks-live/" }, "image": { "@type": "ImageObject", "url": "https://term.greeks.live/wp-content/uploads/2025/12/interconnected-multi-asset-derivative-structures-highlighting-synthetic-exposure-and-decentralized-risk-management-principles.jpg", "width": 3850, "height": 2166 } }, { "@type": "Article", "@id": "https://term.greeks.live/term/option-greeks-delta-gamma/", "headline": "Option Greeks Delta Gamma", "datePublished": "2025-12-21T10:42:20+00:00", "dateModified": "2025-12-21T10:42:20+00:00", "author": { "@type": "Person", "name": "Greeks.live", "url": "https://term.greeks.live/author/greeks-live/" }, "image": { "@type": "ImageObject", "url": "https://term.greeks.live/wp-content/uploads/2025/12/interacting-layers-of-collateralized-defi-primitives-and-continuous-options-trading-dynamics.jpg", "width": 3850, "height": 2166 } }, { "@type": "Article", "@id": "https://term.greeks.live/term/greeks-delta-gamma-vega/", "headline": "Greeks Delta Gamma Vega", "datePublished": "2025-12-21T10:25:31+00:00", "dateModified": "2025-12-21T10:25:31+00:00", "author": { "@type": "Person", "name": "Greeks.live", "url": "https://term.greeks.live/author/greeks-live/" }, "image": { "@type": "ImageObject", "url": "https://term.greeks.live/wp-content/uploads/2025/12/decentralized-finance-derivatives-architecture-illustrating-vega-risk-management-and-collateralized-debt-positions.jpg", "width": 3850, "height": 2166 } }, { "@type": "Article", "@id": "https://term.greeks.live/term/greeks-delta-gamma-vega-theta/", "headline": "Greeks Delta Gamma Vega Theta", "datePublished": "2025-12-21T10:07:34+00:00", "dateModified": "2025-12-21T10:07:34+00:00", "author": { "@type": "Person", "name": "Greeks.live", "url": "https://term.greeks.live/author/greeks-live/" }, "image": { "@type": "ImageObject", "url": "https://term.greeks.live/wp-content/uploads/2025/12/advanced-algorithmic-trading-visualization-of-delta-neutral-straddle-strategies-and-implied-volatility.jpg", "width": 3850, "height": 2166 } }, { "@type": "Article", "@id": "https://term.greeks.live/term/delta-hedging-risks/", "headline": "Delta Hedging Risks", "datePublished": "2025-12-21T10:07:22+00:00", "dateModified": "2025-12-21T10:07:22+00:00", "author": { "@type": "Person", "name": "Greeks.live", "url": "https://term.greeks.live/author/greeks-live/" }, "image": { "@type": "ImageObject", "url": "https://term.greeks.live/wp-content/uploads/2025/12/algorithmic-tokenomics-and-interoperable-defi-protocols-representing-multidimensional-financial-derivatives-and-hedging-mechanisms.jpg", "width": 3850, "height": 2166 } }, { "@type": "Article", "@id": "https://term.greeks.live/term/delta-hedging-friction/", "headline": "Delta Hedging Friction", "datePublished": "2025-12-21T09:34:32+00:00", "dateModified": "2025-12-21T09:34:32+00:00", "author": { "@type": "Person", "name": "Greeks.live", "url": "https://term.greeks.live/author/greeks-live/" }, "image": { "@type": "ImageObject", "url": "https://term.greeks.live/wp-content/uploads/2025/12/algorithmic-collateralization-mechanism-for-decentralized-synthetic-asset-issuance-and-risk-hedging-protocol.jpg", "width": 3850, "height": 2166 } }, { "@type": "Article", "@id": "https://term.greeks.live/term/delta-hedging-failure/", "headline": "Delta Hedging Failure", "datePublished": "2025-12-21T09:33:31+00:00", "dateModified": "2025-12-21T09:33:31+00:00", "author": { "@type": "Person", "name": "Greeks.live", "url": "https://term.greeks.live/author/greeks-live/" }, "image": { "@type": "ImageObject", "url": "https://term.greeks.live/wp-content/uploads/2025/12/decentralized-options-trading-mechanism-algorithmic-collateral-management-and-implied-volatility-dynamics-within-defi-protocols.jpg", "width": 3850, "height": 2166 } }, { "@type": "Article", "@id": "https://term.greeks.live/term/non-linear-payoff-risk/", "headline": "Non-Linear Payoff Risk", "datePublished": "2025-12-20T16:25:44+00:00", "dateModified": "2025-12-20T16:25:44+00:00", "author": { "@type": "Person", "name": "Greeks.live", "url": "https://term.greeks.live/author/greeks-live/" }, "image": { "@type": "ImageObject", "url": "https://term.greeks.live/wp-content/uploads/2025/12/a-complex-options-trading-payoff-mechanism-with-dynamic-leverage-and-collateral-management-in-decentralized-finance.jpg", "width": 3850, "height": 2166 } }, { "@type": "Article", "@id": "https://term.greeks.live/term/delta-hedging-mechanics/", "headline": "Delta Hedging Mechanics", "datePublished": "2025-12-20T10:49:06+00:00", "dateModified": "2025-12-20T10:49:06+00:00", "author": { "@type": "Person", "name": "Greeks.live", "url": "https://term.greeks.live/author/greeks-live/" }, "image": { "@type": "ImageObject", "url": "https://term.greeks.live/wp-content/uploads/2025/12/precision-algorithmic-execution-and-automated-options-delta-hedging-strategy-in-decentralized-finance-protocol.jpg", "width": 3850, "height": 2166 } } ], "image": { "@type": "ImageObject", "url": "https://term.greeks.live/wp-content/uploads/2025/12/futuristic-decentralized-derivative-protocol-structure-embodying-layered-risk-tranches-and-algorithmic-execution-logic.jpg" } } ``` --- **Original URL:** https://term.greeks.live/area/delta-hedging-mechanics/resource/2/