CODE_ERROR

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

[Error Code: 1101] cadence runtime error Execution failed: error: underflow --> 1553b11b4565157ef21dc7ff2b71c2ee19cf3a324d06b77ae0bce675def4dab4:28:8 | 28 | let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2 | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^