Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e8b5cab2978f7aa62c251cf3da68d66be3635aaa522906f2d5a8431aab36132b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^