Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> dbd8206869a4bd90332a1876e452f8201e90f2c6c81cd6a76d67d42d2995d6e2:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^