Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6b36bec2fb32558e8436920f546b4db614f009ef8a437ab781814e5cad66c924:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^