<p><span><span><span><span></span></span></span></span>Find a Defining Equation for the Golden Ratio: (1+5–√)/2</p><p> </p><p><a href="https://math.stackexchange.com/questions/1878243/find-a-defining-equation-for-the-golden-ratio-1-sqrt5-2" target="_blank" class="ke-link">https://math.stackexchange.com/questions/1878243/find-a-defining-equation-for-the-golden-ratio-1-sqrt5-2</a></p><div class="figure-open" contenteditable="false" data-ke-type="opengraph" data-ke-align="alignCenter" data-og-type="website" data-og-title="Find a Defining Equation for the Golden Ratio: $(1 + \sqrt{5})/2$" data-og-description="Find a defining equation for the golden ratio: $(1 + \sqrt{5})/2$. Furthermore, find its norm in $\mathbb{Q}[\sqrt{5}]$. It seems like it would be simple, but I am still new to quadratic field. Cou..." data-og-host="math.stackexchange.com" data-og-source-url="https://math.stackexchange.com/questions/1878243/find-a-defining-equation-for-the-golden-ratio-1-sqrt5-2" data-og-url="https://math.stackexchange.com/questions/1878243/find-a-defining-equation-for-the-golden-ratio-1-sqrt5-2" data-og-image="https://scrap.kakaocdn.net/dn/cGeftR/hyRAh2bxvR/TBFnZ3mGDvn07aID9QWzc1/img.png?width=316&height=316&face=0_0_316_316"><a href="https://math.stackexchange.com/questions/1878243/find-a-defining-equation-for-the-golden-ratio-1-sqrt5-2" target="_blank" data-source-url="https://math.stackexchange.com/questions/1878243/find-a-defining-equation-for-the-golden-ratio-1-sqrt5-2"><div class="og-image" style="background-image:url(https://scrap.kakaocdn.net/dn/cGeftR/hyRAh2bxvR/TBFnZ3mGDvn07aID9QWzc1/img.png?width=316&height=316&face=0_0_316_316)"></div><div class="og-text"><p class="og-title">Find a Defining Equation for the Golden Ratio: $(1 + \sqrt{5})/2$</p><p class="og-desc">Find a defining equation for the golden ratio: $(1 + \sqrt{5})/2$. Furthermore, find its norm in $\mathbb{Q}[\sqrt{5}]$. It seems like it would be simple, but I am still new to quadratic field. Cou...</p><p class="og-host">math.stackexchange.com</p></div></a></div><p> </p>
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