Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0a117b167afbf8d717713f64c3c974d512c71fdacbb5b768dddeb80fea3e95a2:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^