ImageResize (Built-in Mathematica Symbol)

ImageResize[image, w] gives a resized version of image that is w pixels wide.ImageResize[image, {s}] gives a resized version of image with a maximum pixel width or height ...

MaxRecursion (Built-in Mathematica Symbol)

MaxRecursion is an option for functions like NIntegrate and Plot that specifies how many recursive subdivisions can be made.

ToNumberField (Built-in Mathematica Symbol)

ToNumberField[a, \[Theta]] expresses the algebraic number a in the number field generated by \[Theta]. ToNumberField[{a_1, a_2, ...}, \[Theta]] expresses the a_i in the field ...

Two-Way Communication with External ... (Mathematica Tutorial)

When you install a MathLink-compatible external program using Install, the program is set up to behave somewhat like a simplified Mathematica kernel. Every time you call a ...

CUDAMemoryAllocate (CUDALink Symbol)

CUDAMemoryAllocate[type, dim] gives CUDAMemory with specified type and single dimension.CUDAMemoryAllocate[type, {dim_1, dim_2, ...}] gives CUDAMemory with specified type and ...

Finding Expressions That Match a Pattern (Mathematica Tutorial)

Finding elements that match a pattern. This gives the elements of the list which match the pattern x^_. Here is the total number of elements which match the pattern.

Compile (Built-in Mathematica Symbol)

Compile[{x_1, x_2, ...}, expr] creates a compiled function that evaluates expr assuming numerical values of the x_i. Compile[{{x_1, t_1}, ...}, expr] assumes that x_i is of a ...

NProduct (Built-in Mathematica Symbol)

NProduct[f, {i, i_min, i_max}] gives a numerical approximation to the product \[Product]i = i_min i_max f.NProduct[f, {i, i_min, i_max, di}] uses a step di in the product.

MomentConvert (Built-in Mathematica Symbol)

MomentConvert[mexpr, form] converts the moment expression mexpr to the specified form.

Introduction to Patterns (Mathematica Tutorial)

Patterns are used throughout Mathematica to represent classes of expressions. A simple example of a pattern is the expression f[x_]. This pattern represents the class of ...