# Eric Johoson restart; Delta :=3: #supress answer 3**Delta;

IiNG

1+1;

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2*7;

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4/13;

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4.0/13;

JCIreEkjcDIkISM1

evalf( 4/13);

JCIreEkjcDIkISM1

evalf( 4/13, 100 );

JCJfcXhJI3AyQnAyQnAyQnAyQnAyQnAyQnAyQnAyQnAyQnAyQnAyQnAyQnAyQnAyQnAyQnAyJCEkKyI=

2**8;

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x**a;

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2**2000;

ImZgbXckSCFcNiZbPWlQWGx6IjN4VUcjMyEpR2JWdl5pIylReXZfIiozWDBLJT5reVskR2IsRVBlRC9RYkZlSW1AZD4zZyJSP24qZSR5ZFxiPz40LVJWKikzYV5LPWApZkAvLyVlKXo8LUYiPWtSJioqKWYxc0okKXlFaDxIIkdPQTgzP19JZWkxbnItIUgvXXdaJDQhKmVTInohW1t6QmcwJmVXKSozKm9UTSJvSy4oPkFraGBcO0pCY2dIWSUqMykpUmkiZWwqXCE0KFJObS8vRXFKWlJPKVFZT1k6O3lXaVtqKypwIypHOShbL1MjWyJ6KClvKytHN2A5KikqSCJSJj1gbTtjOCRmVUpgMGozJyo9cld0RlkoKSpRWSdmVz0qcGldO2pbZm0mUUpxQlJoaXdEb3RVd1orX3ApMy14SkFTKT5veDY/TEdCQ1hEdV9wSSJbNg==

4/13;

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%;

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evalf(%);

JCIreEkjcDIkISM1

x = 3;

L0kieEc2IiIiJA==

not correct x := 3;

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x;

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a := 100;

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x**a;

IlEsP18yQHFzN2lsKEg2WU81TDY/dD92UDom

beta := 7;

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Delta := 8;

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Beta := 3;

Error, attempting to assign to `Beta` which is protected

protected function, same as 'evalf ' c := 3;

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D := 5;

Error, attempting to assign to `D` which is protected

Delta;

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restart; can also put this at the start Delta;

SSZEZWx0YUc2Ig==

Pi;

SSNQaUclKnByb3RlY3RlZEc=

evalf(Pi);

JCIrYUVmVEohIio=

Pi/3;

LCRJI1BpRyUqcHJvdGVjdGVkRyMiIiIiIiQ=

evalf(%);

JCIrXnY+WjUhIio=

pi;

SSNwaUc2Ig==

evalf(%);

SSNwaUc2Ig==

not the same as upper case Pi f := (x) -> 3*x + 5;

Zio2I0kieEc2IkYlNiRJKW9wZXJhdG9yR0YlSSZhcnJvd0dGJUYlLCY5JCIiJCIiJiIiIkYlRiVGJQ==

f(5);

IiM/

f(18);

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f(y);

LCZJInlHNiIiIiQiIiYiIiI=

f(z**2);

LCYqJEkiekc2IiIiIyIiJCIiJiIiIg==

f(f(y));

LCZJInlHNiIiIioiIz8iIiI=

g := (x,y,z) -> x + y + z**2;

Zio2JUkieEc2IkkieUdGJUkiekdGJUYlNiRJKW9wZXJhdG9yR0YlSSZhcnJvd0dGJUYlLCg5JCIiIjklRi0qJDkmIiIjRi1GJUYlRiU=

g(3,7,8);

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A := [4, 4, 2, 2, 4, 6]; # list

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A[1];

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A[2];

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A[10];

Error, invalid subscript selector

no 10th element in the list A[1]+A[3];

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f(A[2]);

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C := [n**2 $ n=1..10];

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C[2];

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sum( n**2, n=1..10 );

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sum( n**2, n=1..y );

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