Funksiya
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Ta`rifi
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Misol
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ceil(x)
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X dan katta yoki unga teng bo`lgan eng kichik butun sonni qaytaradi
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ceil(x)=8.4 bo`lsa → 9
ceil(x)=7.9 bo`lsa → 8
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copysign(x,y)
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Y bilan x ni qaytaradi
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copysign(5,6) = 5
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fabs(x)
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X ning absolyut qiymatini qaytaradi
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fabs(-7) = 7
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factorial(x)
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X ning factorial qiymatini qaytaradi
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factorial(5) = 120
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floor(x)
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X dan kichik yoki unga teng bo`lgan eng katta butun sonni qaytaradi
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floor(8.2) = 8
floor(8.7) = 8
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fmod(x,y)
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x ni y ga bo`lgandagi qoldiqni chiqaradi
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fmod(7,5)= 2
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frexp(x)
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Mantissa va x ko`rsatkichini juftlik sifatida qaytaradi(m,e)
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frexp(5) = (0.625,3)
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fsum( )
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Qaytarilishi mumkin bo`lgan aniq haqiqiy sonlar nuqta yig`indisini qaytaradi
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Fsum([.1, .1, .1, .1, .1]) = 0.5
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isfinite(x)
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Agar x cheksizlik bo`lsa yoki raqam bo`lmasa TRUE qaytaradi
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isfinite(10) = True
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isinf(x)
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Agar x plyus yoki minus cheksizlik bo`lsa, True qaytaradi, aks holda False
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isinf(50) = False
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isnan(x)
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Agar x raqam yoki son bo`lmasa True qiymat qaytaradi, aks holda False
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isnan(20) = False
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ldexp(x,i)
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X•2i
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ldexp(2,3) = 16
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modf(x)
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X ning kasr va butun qismlarini chiqaradi
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modf(8.4) = (0.4, 8.0)
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trunc(x)
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X ning butun qismini qaytaradi
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trunc(12.456558) = 12
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exp(x)
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e darajasida x
ex
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Exp(2.7) = 14.879731…
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expm1(x)
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ex-1
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expm1(1) = 1.71..
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log1p(x)
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1+x natural logrifmni qaytaradi
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log1p(10) = 2.3978957..
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log2(x)
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Log2(64) = 8.0
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log10(x)
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Log10(100) = 2.0
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pow(x,y)
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X darajasida Y
XY
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pow(3,4) = 81.0
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sqrt(x)
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Kvadrat ildiz
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sqrt(625) = 25.0
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acos(x)
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arccosx
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asin(x)
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Arcsinx
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asin(1) = 1.570796326794866
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atan(x)
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Arctanx
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atan2(y,x)
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atan(y/x)
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hypot(x,y)
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hypot(3,4) = 5.0
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degrees(x)
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X burchakni radiandan gradusga o`zgartiradi
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radians(x)
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X burchakni gradusdan radianga o`zgartiradi
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erf(x)
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Return the error function at x
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comb(n,k)
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perm(n,k)
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