Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2f9f2ce068897fde837e48752622f5aeae582cb570a3f98db251505ecca71a5f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^