CODE_ERROR

There is an error in the cadence code of this transaction.

[Error Code: 1101] cadence runtime error Execution failed: error: underflow --> ed5b708118e1db0ddf400a1fe23922a19b725d5024c8c97ac46b0b36559e7224:28:8 | 28 | let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2 | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^