Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 95c96208a09bb61fa97f58dffff8cf24f1f11617d8057080de1d8367985e93d3:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^