Loglan/The Power of Little Words/Logical Operators and Connections/IF and only IF

The IF and only IF operator

o

The little word o means if and only if. We can use it to link predicates together.

Examples

• mi godzi o dzoru - I go if and only if I walk
• mi clivi o brute - I am alive if and only if I breath

co, ko, onoi and ico

We can extend the basic little word o for connecting arguments ans sentences.

• co - links arguments together
• ko - the forethought equivalent and works with ki
• onoi - the exclusive OR (XOR) operator that means a XOR b but not both
• ico - links sentences

Examples

co

• mi hapci co crano pernu - I am a happy (if and only if smiling) person
• da nakso le bakso co kuvbao - Someone fix the box if and only chest

ko

• mi ko hapci ki crano gu pernu - I am a happy (if and only if smiling) person

onoi

• le crina onoi le solflo gu tetri - the weather is either raining or sunny but not both
• mi kamla le fusto onoi le livhao - I come to the office or the home but not both

ico

• mi klama le fusto ico klama le livhao - I come to the office or I come to the home but not both