Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b7129b0f0c032d136daba2786a9f203c191a26b4e280d4c12b8aae69e0a97e1f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^