Mathematics
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    114514*(114514*(11+4*(5+14))+(114*51*4+(11451+4+(1*(1+4)*514+(11+4*5-14)))))+(114*514+(114*51*4+(1145*(1+4)+(11-4+5+1-4)))
    368-557
    arccos(0.3)
    2285020+5-686 383*06828
    2285020+505930683-6860606 383*6850306828
    3*2
    -(-1-2-(-3-(-4)))-(-5-(-6-7))
    √(5-2√5)
    120.6/1.005
    (1-1/1.07^18)/0.07*50+1000/1.07^18
    (1-1/1.07^19)/0.07*50+1000/1.07^19
    (1-1/1.08^20)/0.08*50+1000/1.08^20
    1000/1.08^10+(1-1/1.08^10)/0.08*100
    (cos0.57)^2
    1/(cos1.14)^2
    (cos(1.29/2))^4/(cos1.29)^2
    cos1.29
    1000/1.1^10+100/1.1+100/1.1^2+100/1.1^3+100/1.1^4+100/1.1^5+100/1.1^6+100/1.1^7+100/1.1^8+100/1.1^9+100/1.1^10
    1000/1.08^10+(1-1/1.08^10)*1000
    1000/1.1^10+(1-1/1.1^10)*1000

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