Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 965a77080acd89d2ca0ba1b6ef0a1c83387ca87e10293b3a2d8cbd05d16d918d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^