CODE_ERROR

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

[Error Code: 1101] error caused by: 1 error occurred: * transaction invocation failed when executing transaction: [Error Code: 1101] cadence runtime error: Execution failed: error: underflow --> 2afdd6fd78fa3d001c30732c97999b01c8e138ce8fd4cd7f3bab404d5e59c369:14:8 | 14 | let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^