Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1a35243b6766e21279a35503b7502702486a1ac1cac260bf1aaf49ed6545423f:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^