Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> eaf1a029b46d9c2c89cec7609540d1e1eb3c80a74aba3f861a57950f2e288a70:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^