Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> af6927551a2bb8f4c993f36db1712a53087c90372e9876f99db90eb2d819cf81:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^