JS SCRIPT (On Mathematics Education) See here for charts in PHP (see here for charts with R)
[if you want, you can save the files on your computer (by clicking the name with the right mouse button)]
more will be added
tabellina / × table (1-9) 1-12 1-31
integers / numeri interi (examples)
decimals / numeri decimali (examples)
sums and ratios / somme e rapporti
division / divisione (examples)
pocket calculator / calcolatrice
pocket calculator - 1 / calcolatrice - 1 (examples)
use of array, write, writlen, for, if (an example)
sorting numbers / ordinamento di numeri (examples)
Expression manipulation: examples
preparation and administration of quizzes
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block diagrams - 0 / diagramma a barre - 0 (examples)
block diagrams - 1 / diagramma a barre - 1
block diagrams - 2 / diagramma a barre - 2 (examples)
strip diagrams / diagramma a striscia (figure on the right)
other bar graphs / altri grafici a barre (examples)
bar graphs (of functions) (examples)
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a die / un dado (random)
histogram (starting from single data) (examples)
divisors / divisori (examples)
prime factors / prime factors - 2 (examples)
simplifying fractions (GCD / MCD) (examples)
d → m/n (repeating decimal → ratio of integers / numero periodico → rapporto tra interi)
| 5.3627627627627... → 8929/1665 |
calculations with anyway large integers / calcoli con interi comunque grandi (examples)
proportional transformation of data (examples)
solve simple equations (examples)
rounding / arrotondamento (examples)
area and center (and perimeter) / area e centro (e perimetro) (example, with PHP graph)
angle ABC / angolo ABC (examples)
triangle (if I know 3 sides/angles)
circle that passes through 3 points (examples)
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center/radius of a circle (examples)
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Tangents to a circle passing through a point P (examples)
2 points in the plane (vector)
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intersection of 2 straight lines
distance between a point and a line
approximations - interval arithmetic
approximations of generic functions
pocket calculator - 2 (examples)
boxplot of classified data (examples)
linear system - 3 equations (examples)
linear system - 4 equations (and determinant 4x4) (examples)
2 sequences / vectors (examples)
binomial coefficient (see also ↑ "pocket calc. 2")
How many steps? / Quanti passi?
How many steps? - more / Quanti passi? - bis
change the order of quizzes examples
division in a base of your choice
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division of m by n with m < n (natural numbers in base ten) and result in a base of your choice By clicking [one step] you gradually get the figures of the result m = n = base = remainder = |
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division of m by n with m < n (natural numbers in base ten) and result in a base of your choice By clicking [one step] you gradually get the figures of the result m = n = base = remainder = |
repeated differences (examples)
tabulation of a function (and calculation of limits) (examples)
[Now x → sin(x)/x is calculated]
recursive definition (examples)
[Now F(1) = 1, F(n+1) = 2· F(n) is calculated]
series (examples)
[Now the sum 1 + 0.8 + 0.8² + 0.8³ + ... is calculated]
integrals of polynomial functions (examples)
integral of Gauss distribution
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solve polinomial equations F(x)=0 (examples)
solve equations F(x)=0 (examples)
min polinomial f. in [a,b] (examples)
max F in [a,b] (examples)
[Now F is x^4 + 5*x^3 - 20*x + 2]
min F in [a,b] (examples)
[Now F is x^4 + 5*x^3 - 20*x + 2]
random number generation (examples)
time to multiply N×N matrices (examples)
derivative of functions (examples)
[Now the function is x → x³+1]
integrals of functions (examples)
[Now the integral of x → √(x³+1) - between 1 and 7 - is calculated]
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probability of events (examples)
distance of a point P from a curve x=x(t), y=y(t) examples
distance between two curves P=P1(t1) and P=P2(t2) examples
transformation of data sequences examples
automatic tabulation of a function (for various uses) examples
orthodromic distance (distance between 2 points on a sphere) (examples)
Examples of integrated uses of various scripts
