isSubset(Set,Set) -- whether one object is a subset of another

Synopsis

• Function: isSubset

• Usage:

  isSubset(x,y)

• Inputs:
  • x, a set, a set or a list
  • y, a set, a set or a list
• Outputs:
  • a Boolean value, whether every element of x is in y

Description

i1 : isSubset(set{a},set{a,b,c})

o1 = true

i2 : isSubset({a},set{a,b,c})

o2 = true

i3 : isSubset({a,a},{a,b,c})

o3 = true

See also

• Set -- the class of all sets