Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a6a7952120265a40d3095f78a7e6bc5145202590c44e69856316f293d4706739:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^