MATLAB C++ Math Library Reference

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now 0now Purpose Current date and time C++ Prototype mwArray now(); C++ Syntax #include "matlab.hpp" MATLAB Syntax 268 mwArray t; // Return value t = now(); t = now See Also MATLAB now Calling Conventions
0null Purpose Null space of a matrix C++ Prototype mwArray null(const mwArray &A); mwArray null(const mwArray &A, const mwArray &basis); C++ Syntax #include "matlab.hpp" MATLAB Syntax mwArray A, basis; // Input argument(s) mwArray B; // Return value B = null(A); B = null(A,"ortho"); B = null(A,"rational"); B = null(A) See Also MATLAB null Calling Conventions null 269
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Reference Version 2.1 MATLAB® C++
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Reference Page Format .............
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condest ...........................
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frewind ...........................
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nextpow2...........................
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sparse ............................
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1 Reference Page Format This refere
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3 Calling Conventions This section
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7 The mwArray Class The mwArray cla
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9 This constructor evaluates the in
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11 mwArray field(const char *fieldn
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13 An array (a matrix is a special
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const mwArray &in32=mwArray::DIN);
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Function Reference Function Referen
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Arithmetic Operators C++ Syntax #in
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Relational Operators < > = == != MA
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Purpose Absolute value and complex
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acot, acoth 0acot, acoth Purpose In
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all 0all Purpose Test to determine
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any 0any Purpose Test for any nonze
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asin, asinh 0asin, asinh Purpose In
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atan2 0atan2 Purpose Four-quadrant
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0base2dec Purpose Base to decimal n
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0bicg Purpose BiConjugate Gradients
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0bicgstab Purpose BiConjugate Gradi
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0bin2dec Purpose Binary to decimal
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0bitcmp Purpose Complement bits C++
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0bitmax Purpose Maximum floating-po
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0bitset Purpose Set bit C++ Prototy
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0bitxor Purpose Bit-wise XOR C++ Pr
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calendar, Vcalendar 0calendar, Vcal
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cart2sph 0cart2sph Purpose Transfor
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cdf2rdf 0cdf2rdf Purpose Convert co
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cell 0cell Purpose Create cell arra
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celldisp 0celldisp Purpose Display
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cellhcat 0cellhcat Purpose Horizont
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cgs 0cgs Purpose Conjugate Gradient
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char_func 0char_func Purpose Create
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cholupdate 0cholupdate Purpose Rank
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classname 0classname Purpose Create
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colon 0colon Purpose Generate a seq
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colperm 0colperm Purpose Sparse col
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computer 0computer Purpose Identify
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condeig 0condeig Purpose Condition
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conj 0conj Purpose Complex conjugat
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conv2 0conv2 Purpose Two-dimensiona
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cos, cosh 0cos, cosh Purpose Cosine
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cov 0cov Purpose Covariance matrix
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cross 0cross Purpose Vector cross p
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cumprod 0cumprod Purpose Cumulative
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cumtrapz 0cumtrapz Purpose Cumulati
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0datenum Purpose Serial date number
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0datevec Purpose Date components C+
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0dblquad Purpose Numerical double i
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0deblank Purpose Strip trailing bla
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0dec2bin Purpose Decimal to binary
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0deconv Purpose Deconvolution and p
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0det Purpose Matrix determinant C++
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0diff Purpose Differences and appro
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0dmperm Purpose Dulmage-Mendelsohn
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eig 0eig Purpose Eigenvalues and ei
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eigs C++ Syntax #include "matlab.hp
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ellipke 0ellipke Purpose Complete e
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end 0end Purpose Generate the last
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eps 0eps Purpose Floating-point rel
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error 0error Purpose Display error
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exp 0exp Purpose Exponential C++ Pr
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expm 0expm Purpose Matrix exponenti
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expm2 0expm2 Purpose Matrix exponen
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eye 0eye Purpose Identity matrix C+
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0fclose Purpose Close one or more o
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0ferror Purpose Query MATLAB about
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0fft Purpose One-dimensional fast F
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0fftn Purpose Multidimensional fast
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0fgetl Purpose Return the next line
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0fieldnames Purpose Field names of
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MATLAB Syntax y = filter(b,a,X) [y,
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0find Purpose Find indices and valu
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0fix Purpose Round towards zero C++
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0flipud Purpose Flip matrices up-do
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0flops Purpose Count floating-point
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C++ Syntax #include "matlab.hpp" MA
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C++ Prototype mwArray fminbnd(const
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C++ Syntax #include "matlab.hpp" mw
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0fmins Purpose Minimize a function
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0fminsearch Purpose Minimize a func
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const mwArray &in2=mwArray::DIN, co
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MATLAB Syntax x = fminsearch(fun,x0
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0format Purpose Control the output
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0fread Purpose Read binary data fro
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0frewind Purpose Rewind an open fil
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0fseek Purpose Set file position in
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0full Purpose Convert sparse matrix
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0fwrite Purpose Write binary data t
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mwArray fzero(mwArray *out1, mwArra
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gamma, gammainc, gammaln 0gamma, ga
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getfield 0getfield Purpose Get fiel
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gmres C++ Syntax #include "matlab.h
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gradient MATLAB Syntax 188 FX = gra
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hadamard 0hadamard Purpose Hadamard
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hess 0hess Purpose Hessenberg form
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hex2num 0hex2num Purpose Hexadecima
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horzcat 0horzcat Purpose Horizontal
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icubic 0icubic Purpose One-dimensio
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ifft2 0ifft2 Purpose Inverse two-di
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imag 0imag Purpose Imaginary part o
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inf 0inf Purpose Infinity C++ Proto
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int2str 0int2str Purpose Integer to
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interp1q 0interp1q Purpose Quick on
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interp4 0interp4 Purpose Two-dimens
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interp6 0interp6 Purpose Two-dimens
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intersect 0intersect Purpose Setint
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invhilb 0invhilb Purpose Inverse of
Page 230 and 231: is* 0is* Purpose Detect state C++ P
Page 232 and 233: isa 0isa Purpose Detect an object o
Page 234 and 235: ismember 0ismember Purpose Detect m
Page 236 and 237: j 0j Purpose Imaginary unit C++ Pro
Page 238 and 239: lcm 0lcm Purpose Least common multi
Page 240 and 241: length 0length Purpose Length of ve
Page 242 and 243: linspace 0linspace Purpose Generate
Page 244 and 245: log 0log Purpose Natural logarithm
Page 246 and 247: log10 0log10 Purpose Common (base 1
Page 248 and 249: logm 0logm Purpose Matrix logarithm
Page 250 and 251: lower 0lower Purpose Convert string
Page 252 and 253: lsqnonneg 0lsqnonneg Purpose Linear
Page 254 and 255: lsqnonneg 242 mwArray *out3, mwArra
Page 256 and 257: lsqnonneg MATLAB Syntax 244 x = lsq
Page 258 and 259: luinc 0luinc Purpose Incomplete LU
Page 260 and 261: magic 0magic Purpose Magic square C
Page 262 and 263: max 0max Purpose Maximum elements o
Page 264 and 265: median 0median Purpose Median value
Page 266 and 267: mfilename 0mfilename Purpose The na
Page 268 and 269: mod 0mod Purpose Modulus (signed re
Page 270 and 271: nan 0nan Purpose Not-a-Number C++ P
Page 272 and 273: nchoosek 0nchoosek Purpose All comb
Page 274 and 275: nextpow2 0nextpow2 Purpose Next pow
Page 276 and 277: nnz 0nnz Purpose Number of nonzero
Page 278 and 279: norm 0norm Purpose Vector and matri
Page 282 and 283: num2cell 0num2cell Purpose Convert
Page 284 and 285: nzmax 0nzmax Purpose Amount of stor
Page 286 and 287: ode45, ode23, ode113, ode15s, ode23
Page 288 and 289: odeset 0odeset Purpose Create or al
Page 290 and 291: optimget 0optimget Purpose Get opti
Page 292 and 293: orth 0orth Purpose Range space of a
Page 294 and 295: 0pcg Purpose Preconditioned Conjuga
Page 296 and 297: 0pchip Purpose Piecewise Cubic Herm
Page 298 and 299: 0permute Purpose Rearrange the dime
Page 300 and 301: 0pinv Purpose Moore-Penrose pseudoi
Page 302 and 303: 0pol2cart Purpose Transform polar o
Page 304 and 305: 0polyarea Purpose Area of a polygon
Page 306 and 307: 0polyeig Purpose Polynomial eigenva
Page 308 and 309: 0polyval Purpose Polynomial evaluat
Page 310 and 311: 0pow2 Purpose Base 2 power and scal
Page 312 and 313: 0prod Purpose Product of array elem
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Page 316 and 317: 0qrdelete Purpose Delete column fro
Page 318 and 319: 0quad_func, quad8 Purpose Numerical
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Page 322 and 323: amp 0ramp Purpose Generate a vector
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Page 326 and 327: ank 0rank Purpose Rank of a matrix
Page 328 and 329: cond 0rcond Purpose Matrix reciproc
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ealmax 0realmax Purpose Largest pos
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ectint 0rectint Purpose Rectangle i
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epmat 0repmat Purpose Replicate and
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esi2 0resi2 Purpose Residue of a re
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mfield 0rmfield Purpose Remove stru
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osser 0rosser Purpose Classic symme
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ound 0round Purpose Round to neares
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sf2csf 0rsf2csf Purpose Convert rea
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0schur Purpose Schur decomposition
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0setdiff Purpose Return the set dif
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0setstr Purpose Set string flag Thi
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0shiftdim Purpose Shift dimensions
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0sin, sinh Purpose Sine and hyperbo
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0sort Purpose Sort elements in asce
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0spalloc Purpose Allocate space for
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0spconvert Purpose Import matrix fr
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0speye Purpose Sparse identity matr
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0sph2cart Purpose Transform spheric
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0spones Purpose Replace nonzero spa
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See Also MATLAB spparms Calling Con
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0sprandn Purpose Sparse normally di
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0sprintf Purpose Write formatted da
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0sqrt Purpose Square root C++ Proto
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0sscanf Purpose Read string under f
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0str2double Purpose Convert string
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0str2num Purpose String to number c
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0strcmp Purpose Compare strings C++
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0strjust Purpose Justify a characte
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0strncmp Purpose Compare the first
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0strrep Purpose String search and r
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0struct_func Purpose Create structu
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0strvcat Purpose Vertical concatena
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0subspace Purpose Angle between two
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0svd Purpose Singular value decompo
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C++ Syntax #include "matlab.hpp" MA
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0symrcm Purpose Sparse reverse Cuth
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0tic,toc,Vtoc Purpose Stopwatch tim
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0toeplitz Purpose Toeplitz matrix C
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0trapz Purpose Trapezoidal numerica
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0triu Purpose Upper triangular part
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0unique Purpose Unique elements of
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0upper Purpose Convert string to up
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0vertcat Purpose Vertical concatena
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0weekday Purpose Day of the week C+
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0xor Purpose Exclusive or C++ Proto
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zeros 408
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0mwDisplayException Purpose Display
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mwGetExceptionMsgHandler 0mwGetExce
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mwSetErrorMsgHandler 0mwSetErrorMsg
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mwSetLibraryAllocFcns 0mwSetLibrary
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0mwSetPrintHandler Purpose Set the
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MATLAB C++ Math Library Reference

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