CODE_ERROR

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

[Error Code: 1101] cadence runtime error Execution failed: error: underflow --> d7b9a6c36daabcc41cace7b7129b864d9b088cc137df671ab2d114b41ca3cd37:28:8 | 28 | let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2 | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^