Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e88e8eb81f3f74c5633a7db01efceac4520679dc614c22f76df07cb2dc2ed9f9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^