How to Find numerator and denominator in MatLab? - numden -- MatLab [Ans] numden [description] num is abbreviate from numerator. den is abbreviate from denominator. numden function can find numerator and denomiator of an expression. more details on: Extract numerator and denominator - MATLAB numden (mathworks.com)
How to find all divisors of a number or expression in MatLab? - divisors -- MatLab How to find all divisors of a number or expression in MatLab? [Ans] divisors [description] Find all divisors of a number or expression. more details on: Divisors of integer or expression - MATLAB divisors (mathworks.com) code: clear clc fprintf( "divisors function.\n" ) fprintf( "divisor of 42.\n" ) divisors(42) fprintf( "divisor of -42.\n" ) divisors(-42) fprintf( "divisor of 1.\n" ) divisors(1) fprintf( "divisor of -1.\n" ) divisors(-1) fprintf( "divisor of 0.\n" ) divisors(0) fprintf( "divisor of sym(42).\n" ) divisors(sym(42)) syms x ; %equivalent fprintf( "divisor of (x^4-1).\n" ) divisors(x^4 - 1, x) fprintf( "divisor of (x^4-1).\n" ) divisors(x^4 - 1) syms a u v fprintf( "divisor of a*u^2*v^3 where v are symbolic variables.\n" ) divisors(a*u^2*v^3, v) fprintf( "divisor of a*u^2*v^3 where [u,v]...
How to differentiate an expression in MatLab? - diff -- MatLab How to differentiate an expression in MatLab? [Ans] diff [description] diff(f,x) differentiation f of x by d x. i.e. f(x)/dx more details on: Create Symbolic Functions - MATLAB & Simulink (mathworks.com) code: clear clc syms f(x) ; f(x)=3*x^2+5*x; dfx=diff(f,x) dfx(5) result: dfx(x) = 6*x + 5 ans = 35
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