Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8c5b06b44ca48627ff1b8834c76ec7adb831635585d3c91307f27f11b1977bfc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^