img/cos_sin.svg

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<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="252" height="167" viewBox="-131 -84 252 167"><style>
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    .caption { font-family: 'PT Mono'; font-size: 13px; }
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<g><path d="M 0.5 -79.5 L 0.5 80.5" stroke="black"></path><path d="M -79.5 0.5 L 80.5 0.5" stroke="black"></path><path d="M 14.7 3 A 15 15 0 1 1 10.6 -10.6" stroke="black" fill="none"></path><path d="M 12.5 -8.5 L 13.5 -7.5" stroke="black"></path><path d="M 0 0 L 3 8 L 0 7 L -3 8 Z" stroke="none" fill="rgb(0, 0, 0)" transform="translate(13.5 -7.5) rotate(135) scale(1)"></path><ellipse cx="0" cy="0" rx="60" ry="60" stroke="black" fill="none" width="120" height="120"></ellipse><ellipse cx="42.426406871192846" cy="42.426406871192846" rx="3" ry="3" fill="#44f" width="6" height="6"></ellipse><path d="M 0.5 42.5 L 39.5 42.5" stroke="#44f"></path><path d="M 0 0 L 3 8 L 0 7 L -3 8 Z" stroke="none" fill="rgb(68, 68, 255)" transform="translate(39.5 42.5) rotate(90) scale(1)"></path><path d="M 42.5 0.5 L 42.5 39.5" stroke="#44f"></path><path d="M 0 0 L 3 8 L 0 7 L -3 8 Z" stroke="none" fill="rgb(68, 68, 255)" transform="translate(42.5 39.5) rotate(180) scale(1)"></path><text x="32.426406871192846" y="64.42640687119285" class="caption" fill="#44f">cos(¼π)</text><text x="62.426406871192846" y="29.426406871192846" class="caption" fill="#44f">sin(¼π)</text><ellipse cx="-30.000000000544134" cy="-51.961524226752175" rx="3" ry="3" fill="#0a0" width="6" height="6"></ellipse><path d="M 0.5 -51.5 L -27.5 -51.5" stroke="#0a0"></path><path d="M 0 0 L 3 8 L 0 7 L -3 8 Z" stroke="none" fill="rgb(0, 170, 0)" transform="translate(-27.5 -51.5) rotate(270) scale(1)"></path><path d="M -30.5 0.5 L -30.5 -48.5" stroke="#0a0"></path><path d="M 0 0 L 3 8 L 0 7 L -3 8 Z" stroke="none" fill="rgb(0, 170, 0)" transform="translate(-30.5 -48.5) scale(1)"></path><text x="-84.00000000054413" y="-69.96152422675218" class="caption" fill="#0a0">cos(-⅔π)</text><text x="-129.00000000054413" y="-29.961524226752175" class="caption" fill="#0a0">sin(-⅔π)</text></g></svg>