2018-10-15 13:26:04 +00:00
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<math display="block"><mrow><msub><mi>a</mi><mn>0</mn></msub><mo>+</mo><mfrac><mn>1</mn><mstyle displaystyle="true" scriptlevel="0"><msub><mi>a</mi><mn>1</mn></msub><mo>+</mo><mfrac><mn>1</mn><mstyle displaystyle="true" scriptlevel="0"><msub><mi>a</mi><mn>2</mn></msub><mo>+</mo><mfrac><mn>1</mn><mstyle displaystyle="true" scriptlevel="0"><msub><mi>a</mi><mn>3</mn></msub><mo>+</mo><mfrac><mn>1</mn><mstyle displaystyle="true" scriptlevel="0"><msub><mi>a</mi><mn>4</mn></msub></mstyle></mfrac></mstyle></mfrac></mstyle></mfrac></mstyle></mfrac></mrow></math>
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