Difference between revisions of "MathObjects reference table"
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(New page: Context("Point"); $p = Point(-4,3,5); $p = Compute("(-4,3,5)"); Context("Vector"); $v = Vector(-4,3,5); $v = Compute("<-4,3,5>"); $v = ColumnVector(-4,3,5) norm($v) ...) |
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Line 69: | Line 69: | ||
$S = String("DNE"); |
$S = String("DNE"); |
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$S = Compute("No"); |
$S = Compute("No"); |
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+ | |||
+ | [[Category:Reference_Tables]] |
Latest revision as of 09:01, 6 January 2014
Context("Point");
$p = Point(-4,3,5); $p = Compute("(-4,3,5)");
Context("Vector");
$v = Vector(-4,3,5); $v = Compute("<-4,3,5>"); $v = ColumnVector(-4,3,5) norm($v) unit($v) $v . $u $v x $u $v->isParallel($u)
Context("Matrix");
$A = Matrix([1,2],[3,4]); $A = Compute("[[1,2],[3,4]]"); $A->transpose $A->row(i) $A->column(j) $A->element(i,j) Value::Matrix->I(n)
Context("Complex");
$z = Complex(2,-3); $z = 2 - 3*i; $z = Compute("2-3i"); Re($z), Im($z) mod($z), arg($z) conj($z), ~$z
Context("Numeric");
$x = Real(4.5); $x = Compute("4.5") $y = Infinity; $y = -(Infinity); $y = Compute("-infinity");
Context("Interval");
$S = Interval("(-3,5]"); $S = Interval("(",-3,5,"]"); $S = Compute("(-infinity,3)") $S = Union("[-3,4] U [5,10)"); $S = Set(3,-5,10.4); $S = Compute("{3,-5,10.4}") $S = Interval("[1,8]") - Set(3,5); $S = Compute("R - {0}"); $S = Compute("{}") $S->contains($T) $S->isSubsetOf($T) $S->intersects($T) $S->intersect($T) $S->reduce $S->isReduced $S->isEmpty $f = Formula("x^2+3"); $v = Formula("<1,x>") $L = List(1,3,5); $L = List("(1,3,5)"); $L = List(Point(1,2,3),Point(3,4,5)); $L = List("(1,3,5),<3,4,5>"); $L = List("NONE"); $L = List(); Context()->strings->add( Yes=>{}, No=>{}, Y=>{alias=>'Yes'}, N=>{alias=>'No'}, ); $S = String("DNE"); $S = Compute("No");