Login Register

Documentation

WIRIS Additional properties

Description

Structure
Property Description WIRIS documentation
Has integer form Checks whether the answer is a single integer, possibly with sign. More details
Has fraction form Checks whether the answer is a single fraction or integer, possibly with sign. More details
Has polynomial form Checks whether the answer is syntactically a polynomial with real or complex coefficients, i.e., it consists only of sums, products, natural powers, variables and constants. More details
Has rational function form Checks whether the answer has the form of a rational function: sums, products, powers and quotients. More details
Is a combination of elementary functions Checks whether the answer is a combination of elemental functions: there are not operators such as the integral operator, the derivative operator, infinite sums or products, etc. More details
Is expressed in scientific notation Checks whether the answer is in scientific notation. More details
More
Property Description Correct examples Wrong examples WIRIS documentation
is simplified It checks whether the expression cannot be simplified. Includes fractions, powers and roots, polynomials... ( x ) 3 ( x ) 4 More details
is expanded It checks whether all operations that can be done are performed. 27 1+1 More details
is factorized It checks whether an integer or a polynomial is expressed as product of primes. 2 4 * 3 48 More details
is rationalized It checks whether the expression does not have square (or higher) roots in the denominator. It also checks whether the expression has a pure real denominator (in the case of complex numbers). 2 2 1 2 More details
doesn't have common factors Checks whether the summands of the answer have no common factors. 2(2+3+4) 4+6+8 More details
has minimal radicands It checks whether any present radicands are minimal 22 8 More details
is divisible by [] Checks whether the answer is divisible by the given value. This works with integers and polynomials. is divisible by 7: -210 is divisible by 7: 24 More details
has single common denominator It checks whether the answer has a single common denominator x + 1 x − 1 x + 1 x − 1 + x - 1 x + 1 More details
has unit equivalent to [] Checks whether the unit of measurement in the student's answer is equivalent to the given one. Multiples are not equivalent. has unit equivalent to km: 3km has unit equivalent to km: 3km5m More details
has unit literally equal to [] Checks whether the unit of the answer is literally equal to the given one. has unit equivalent to km: 3km has unit equivalent to m2: (3m)*(3m) More details
has from [] up to [][] Checks whether the response has no more than n significant digits or check that the response is expressed within a given precision range has from 3 up to 4 decimal places: 2.500 has from 3 up to 4 decimal places: 2.5000
decimal places More details
significant figures More details

Related topics

  1. Allowed input
  2. General input options
  3. Quantity input options
  4. Comparison with student answer