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Truth table: Difference between revisions
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"%^%" <- xor # define unary xor operator
truth_table("!A") # not
## A !A
## 1 FALSE TRUE
## 2 TRUE FALSE
truth_table("A | B") # or
## A B A | B
## 1 FALSE FALSE FALSE
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## 4 TRUE TRUE TRUE
truth_table("A & B") # and
## A B A & B
## 1 FALSE FALSE FALSE
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## 4 TRUE TRUE TRUE
truth_table("A %^% B") # xor
## A B A %^% B
## 1 FALSE FALSE FALSE
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## 4 TRUE TRUE FALSE
truth_table("S | (T %^% U)") # 3 variables with brackets
## S T U S | (T %^% U)
## 1 FALSE FALSE FALSE FALSE
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## 8 TRUE TRUE TRUE TRUE
truth_table("A %^% (B %^% (C %^% D))") # 4 variables with nested brackets
## A B C D A %^% (B %^% (C %^% D))
## 1 FALSE FALSE FALSE FALSE FALSE
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