aabs - Absolute value of a vector aadd - Add two vectors aaddk - Add a vector and a scalar aand - Bitwise boolean AND of two vectors aandk - Bitwise boolean AND of a vector and a scalar aavg - Compute the mean and standard deviation of a vector abav - Block average a vector abeq - Vector equals vector abeqk - Vector equals scalar abge - Vector greater than or equal to vector abgek - Vector greater than or equal to scalar abgt - Vector greater than vector abgtk - Vector greater than scalar able - Vector less than or equal to vector ablek - Vector less than or equal to scalar ablt - Vector less than vector abltk - Vector less than scalar abne - Vector not equal to vector abnek - Vector not equal to scalar abor - Bitwise boolean OR of two vectors abork - Bitwise boolean OR of a vector and a scalar absu - Block sum a vector acht - Change datatype of a vector acjgx - Complex conjugate of a complex vector aclr - Clear (zero) a vector acnv - Convolve two vectors acnvr - Convolve a vector with a real kernel adiv - Divide two vectors adivk - Divide a vector by a scalar adot - Dot product of two vectors advz - Vector divide with divide by zero detection aexp - Vector to a real vector exponent aexpk - Vector to a real scalar exponent afftr - Forward real discrete fourier transform afftx - Forward complex discrete fourier transform aglt - General piecewise linear transformation ahgm - Accumulate the histogram of a series of vectors ahiv - Compute the high (maximum) value of a vector aiftr - Inverse real discrete fourier transform aiftx - Inverse complex discrete fourier transform aimg - Imaginary part of a complex vector alan - Logical AND of two vectors alank - Logical AND of a vector and a constant alim - Compute the limits (minimum and maximum values) of a vector alln - Natural logarithm of a vector alog - Logarithm of a vector alor - Logical OR of two vectors alork - Logical OR of a vector and a constant alov - Compute the low (minimum) value of a vector altr - Linear transformation of a vector alui - Vector lookup and interpolate (linear) alut - Vector transform via lookup table amag - Magnitude of two vectors (sqrt of sum of squares) amap - Linear mapping of a vector with clipping amax - Vector maximum of two vectors amaxk - Vector maximum of a vector and a scalar amed - Median value of a vector amed3 - Vector median of three vectors amed4 - Vector median of four vectors amed5 - Vector median of five vectors amgs - Magnitude squared of two vectors (sum of squares) amin - Vector minimum of two vectors amink - Vector minimum of a vector and a scalar amod - Modulus of two vectors amodk - Modulus of a vector and a scalar amov - Move (copy or shift) a vector amovk - Move a scalar into a vector amul - Multiply two vectors amulk - Multiply a vector and a scalar aneg - Negate a vector (change the sign of each pixel) anot - Bitwise boolean NOT of a vector apkx - Pack a complex vector given the real and imaginary parts apol - Polynomial evaluation apow - Vector to an integer vector power apowk - Vector to an integer scalar power arav - Mean and standard deviation of a vector with pixel rejection arcp - Reciprocal of a scalar and a vector arcz - Reciprocal with detection of divide by zero arlt - Vector replace pixel if less than scalar argt - Vector replace pixel if greater than scalar asel - Vector select from two vectors based on boolean flag vector aselk - Vector select from vector/scalar based on boolean flag vector asok - Selection of the Kth smallest element of a vector asqr - Square root of a vector asrt - Sort a vector in order of increasing pixel value assq - Sum of squares of a vector asub - Subtract two vectors asubk - Subtract a scalar from a vector asum - Sum of a vector aupx - Unpack the real and imaginary parts of a complex vector awsu - Weighted sum of two vectors awvg - Mean and standard deviation of a windowed vector axor - Bitwise boolean XOR (exclusive or) of two vectors axork - Bitwise boolean XOR (exclusive or) of a vector and a scalar