And I probably have a negative sign somewhere.
所以在这里可能会有个负号。
There is nothing mysterious about this negative sign.
这个负的符号并没有什么难理解的。
And I've reversed the fraction here because of the negative sign here.
我交换了分子和分母，因为这里有个负号。
A positive sign signifies the assignment of a tape and a negative sign signifies that the tape has not been assigned.
正号表示已经分配而负号表示该磁带还没有被分配。
A positive sign signifies the assignment of a tape and a negative sign signifies that the tape has not been assigned.
正号表示已经分配而负号表示该磁带还没有被分配。
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