Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9ecd93d3a959a4a049c358cd348ad9c9dfce5eac920edb2385e9fcbfc6d99c0a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^